Thom Bates
12-12-2006, 05:29 PM
Here you go.
SUPER STREET OUTLAW
NMRA SERIES
2007 RULES
Preliminary Version 1.0
Class Overview
Super Street Outlaw is designed for single power adder 1964 & newer Mustangs and 1979 and newer Fox and/or Mustang-based vehicles. Super Street Outlaw entries are limited to 302, 351, 460 and 4.6L or 5.4L modular engine types. Super Street Outlaw racing will be conducted at all drag racing events (see race schedule).
Qualifying Information, Ladder Type, & Tree
All Run, NHRA Sportsman Ladder, Pro .400 tree, Heads-Up.
Accepted Products Deadline: NMRA will accept requests from manufacturers to have new products considered for addition to 2006 accepted lists only up until January 1, 2007. After this date, NMRA will consider manufacturer requests for new products for the 2008 season.
Weight Breaks:
ENGINE POWER ADDER BASE CI BASE WEIGHT
4.6/5.4/302/351 Nitrous Oxide 480 2600
460/BB Nitrous Oxide 525 3050
460/BB Naturally Aspirated 650 2900
4.6/5.4/302/351 Turbocharged - 91mm 360 2900
4.6/5.4/302/351 Turbocharged – 91mm 440 3000
4.6/5.4/302/351 Turbocharged - 94mm 360 3100
4.6/5.4/302/351 Turbocharged – 94mm 440 3200
4.6/5.4/302/351 Supercharged 440 3200
Maximum cubic inch – 650
4.6/5.4L modular engines may deduct 150-lbs. Stock rear suspension vehicles may deduct 50 lbs.
Nitrous Small block combinations may deduct 50-lbs for cast intake manifolds
Note: 8 lbs/cu in penalty applies for cubic inches over base weight break. (maximum cubic inch still applies).
Note: All weights are with driver at conclusion of run at scale area.
Class Rules, SUPER STREET OUTLAW
1: ENGINE
1.1 COOLING SYSTEM
RADIATOR: Maximum of two OEM production-style or aftermarket radiators is required and must be mounted in front of engine. Stock radiator core support is required.
Water pump: Any aftermarket (belt drive or electric drive) pump permitted.
COOLING FANS: Any permitted.
1.2 Engine
ENGINE: Engine limited to 302, 351, 460, and 4.6L/5.4L modular engine types. Any internal modifications are permitted. Engine swapping permitted during event.
1.2a) ENGINE DRIVE BELT SYSTEM: Any permitted.
Water injection is prohibited.
1.3 Exhaust
EXHAUST: All entries allowed to use tubular headers. Adapter plates permitted to bolt headers to cylinder head. Exhaust must be directed out of car body, away from driver and fuel tank.
1.3a) HEADERS & COLLECTORS: Any headers and/or collectors permitted. Collectors are required (exhaust must pass through header tube directly into collector) before being emitted into mufflers and/or atmosphere.
1.3b) EXHAUST TUBING/SIZE: Any tubing size permitted.
1.3c) TAILPIPE & EXHAUST RULES: Not required.
1.3d) MUFFLER REQUIREMENTS: Not required. If equipped, may be custom or aftermarket.
1.5 FUEL-DELIVERY SYSTEM
DELIVERY SYSTEM: Electric or mechanical fuel pumps permitted. Pressure regulators, and any line size permitted. All fuel lines must originate and return to a single, non-segmented, fuel cell or OEM fuel tank. Fuel pump must shut off with a master electrical switch. Any method of artificially heating or cooling fuel prohibited (cool cans, ice, wet rags, Freon, etc.). A valve for removal of fuel (gasoline) during technical inspections is mandatory. Valve must be installed between carburetor/injection and regulator, and should be installed in such a manner that allows a cup to be placed to catch fuel removed from the line. Exit of valve should be capped or plugged in addition to being closed for added safety.
Aftermarket/fabricated fuel tank or cell permitted. Must be located outside driver’s compartment and inside body lines. If tank or fuel filler is inside trunk, a bulkhead of minimum .032” aluminum or .024” steel must be used between trunk and driver compartment, and tank must be vented to outside of car. When used, fuel cells must have a metal box protecting the part of the fuel cell that is outside the trunk floor. Non-metallic fuel cells or tanks must be grounded to frame. See NHRA General Regulations Section 1.5.
1.6 GASOLINE
GASOLINE: Gasoline as outlined here is the only acceptable fuel for use in this eliminator for the specified combinations (See Section 13). The NMRA Racing Association reserves the right to check gasoline at any time during competition. Gasoline, as defined by the NHRA rulebook, is a mixture of hydrocarbons only. The average dielectric constant (D.C.) for the hydrocarbons that compromises gasoline is 2.025. This is defined as a reading of “0” on the fuel-check meter. NMRA allows no greater reading than a “0” on the fuel-check meter. Failure to pass fuel check is grounds for disallowance of the run during qualifying and disqualification from the event during eliminations.
1.6a) SPEC FUEL: Not required.
1.9 NITROUS OXIDE
NITROUS OXIDE: Any NMRA accepted multi-stage nitrous system permitted. The use of agents other than nitrous oxide as part of, or mixed in, the system are prohibited. Nitrous oxide may not be used in conjunction with any other power adder. If entry is entered as a non-nitrous entry, all solenoids, lines, fittings, and bottles must be removed prior to technical inspection and any competition runs. Nitrous oxide systems must use gasoline only for the fuel enrichment circuit.
1.9a) NITROUS PUSH SYSTEMS
PUSH REGULATIONS: Push systems are permitted. Push systems may only use air as a propellant. Air cylinders must be D.O.T. approved and rated for vehicle transport. Air cylinders must be securely fastened in the vehicle in accordance with NHRA & IHRA safety regulations. All other components of the system must comply with applicable NHRA regulations.
1.10 OIL SYSTEM
OILING SYSTEM: Wet sump oiling system required. External oil pumps permitted. Any vacuum pump and/or evacuator system (header, or otherwise) permitted. Any oil pan permitted.
1.12 SUPERCHARGER
Only single centrifugal superchargers permitted.
SINGLE CENTRIFUGAL SUPERCHARGER: Any single centrifugal racing supercharger permitted that fits the following criteria: Inlet diameter - external OD 6” maximum, impeller inducer diameter 5.5” maximum, impeller exducer diameter 8.0”, discharge diameter - external diameter 4.00” maximum, housing diameter (greatest external diameter of housing not to include discharge) – 12.0” maximum.
**200-lbs weight break for superchargers equal to or smaller than the following: Inlet diameter - external OD 4.5” maximum, impeller inducer diameter 4.5” maximum, impeller exducer diameter 6.8”, discharge diameter - external diameter 3.5” maximum, housing diameter (greatest external diameter of housing not to include discharge) – 10.5 maximum.**
Injection of any liquid, gas, or any other substance into the inlet or exhaust housing prohibited. Supercharger compressor wheel must be constructed of cast or billet aluminum. Exotic material wheels prohibited. Pushrod-based engines must use standard rotation (non-reverse) supercharger, with supercharger inlet mounted rearward facing. Modular-based engine may use reverse rotation supercharger.
1.12a) PULLEYS/BELTS: Chain drive is prohibited. Conventional serpentine or
cog-drive belt system is required.
1.15 BLOCK
Block: Any Ford type 302/351/460 or 4.6L/5.4L based engine block permitted. Block must maintain Ford O.E.M. bore spacing and Ford O.E.M. crankshaft spacing. Deck spacers (extensions) prohibited. 8.2, 8.7, 9.2, and 9.5 deck heights acceptable for small block.
1.16 ENGINE LOCATION/MOUNTS
Engine Location: Engine location may be altered from stock, however no part of engine or heads may contact firewall. Engine plates and solid engine mounts permitted.
1.17 HEADS
GENERAL GUIDELINES:
302/351/460 Type Heads: Only commercially available cast aluminum or cast iron, two-valve per cylinder heads permitted. Billet or fabricated heads prohibited. Cylinder heads must be overhead valve single spark plug per cylinder design. One-off or custom made cylinder heads prohibited.
4.6/5.4 type Heads: Only commercially available cast aluminum or cast iron, two-valve, three-valve, or four-valve per cylinder heads permitted. Billet or fabricated heads prohibited. Cylinder head must be single spark plug per cylinder design. One-off or custom made cylinder heads prohibited.
1.17a) HEADS, PERMITTED: Original manufacture, generally available heads, accepted by NMRA, permitted. Billet or fabricated heads prohibited. Cylinder heads must be overhead valve single spark plug per cylinder design. One-off or custom made cylinder heads prohibited. Internal port areas of cylinder heads may be welded or epoxied, but heads must maintain standard “as produced” valve layout design, valve cant, etc. (no fabricating a canted valve design from an inline head, etc.)
1.17b) HEADS, MASS PRODUCED: Only mass produced, commercially available, NMRA accepted, cast aluminum or cast iron small or big block wedge type Ford cylinder heads (Hemi or “Shotgun” heads prohibited) permitted. Low volume, one off, aluminum cylinder heads prohibited.
1.17c) HEADS, BOLT PATTERN: Class is permitted standard bolt-pattern only for cylinder heads.
Small block applications: Maximum of 10 head bolts per side in Ford O.E.M. location.
Big Block applications: Maximum of 10 head bolts per side in Ford O.E.M. location except for M-6049-C460 applications, which are allowed a maximum of 18 head bolts per side in standard Ford locations. Big block Pro Stock bolt pattern prohibited.
4.6/5.4L cylinder heads required a maximum of 10 bolts per side in Ford O.E.M. location.
1.17d) HEADS, PORTING: Permitted.
1.17e) HEADS, WELDING/EPOXY: Permitted.
1.17f) HEADS, VALVES: Any valve permitted. Bronze lined or replacement guides permitted.
1.17g) HEADS, MILLING: No regulations limiting milling.
1.17h) HEADS, PUSHROD SLEEVES: Permitted. Cylinder head may be cut for larger push rods.
1.17i) HEADS, COMBUSTION CHAMBER VOLUME: No regulations limiting combustion chamber volume.
1.17j) HEADS, PORT PLATES/ADAPTER PLATES: Intake & exhaust port plates/adapter plates permitted.
1.17k) VALVE JOB: Any valve job permitted.
1.18 VALVETRAIN
1.18a) CAMSHAFT: Any permitted.
1.18b) LIFTERS: Any permitted.
1.18c) LIFTER BORES: Lifter bores permitted to be bushed.
1.18d) VALVE LOCK: Any permitted.
1.18e) RETAINERS: Any permitted.
1.18f) ROCKER ARMS: Any permitted.
1.18g) CAMSHAFT DRIVE SYSTEM: Any permitted.
1.18h) REV KITS: Any permitted.
1.19 CARBURETORS
CARBURETORS:
Big Blocks: Entries restricted to single carburetor of any type. Split carburetor prohibited (example: a Dominator, split and offset into two two-barrels).
Small Block Nitrous: Entries allowed maximum of two (2) carburetors of any type. Split carburetors prohibited.
1.19a) CARBURETOR MODIFICATIONS: Any permitted.
1.20 FUEL INJECTION
Fuel Injection: Any accepted fuel injection engine control system permitted. Aftermarket fuel injection systems which a implement any form or type of traction control or traction management are prohibited. Fuel injection must be electronic. Only single throttle bodies permitted. There are no restrictions on throttle body sizes. Fuel-injected entries will race at the same weight as carbureted entries.
1.20a) MASS AIR SIZE & TYPE PERMITTED: Any permitted.
1.20b) FUEL INJECTOR SIZES & TYPES: Any size/type fuel injector permitted.
1.21 INTAKE MANIFOLD
INTAKE MANIFOLD: Cast aluminum carburetor type and EFI style intake manifolds with a common plenum permitted for all combinations except for nitrous small block combinations, which are permitted sheet-metal or carbon fiber fabricated intakes. Cast intake manifolds must be commercially available and mass-produced (not applicable to sheet metal fabricated manifolds). Porting, minor welding or epoxy on exterior or interior of intake manifold permitted; example, minor raising of runners or conversion to Dominator type carburetor (not applicable to sheet metal fabricated manifolds). Major intake manifold modifications; i.e., reconstructing manifold runners prohibited (not applicable to sheet metal manifolds). Carburetor spacers limited to a maximum thickness of 2.200-inch, including gaskets. 4.6/5.4L engines may use sheet metal or tunnel ram with no weight adder. Intake-to-throttle body adapter is permitted to be fabricated sheet metal or carbon fiber without additional weight penalty.
1.22 SOLENOIDS
SOLENOIDS: Any amount or type of solenoids permitted.
1.23 TURBOCHARGERS
Only one turbocharger permitted.
SINGLE TURBOCHARGER: Accepted single turbochargers are permitted with the following requirements: 1) Turbocharger must be of conventional impeller and housing design and type. 2) Turbocharger is limited to a maximum size of 3.602” (91.49mm) - inducer wheel diameter at the point where the leading edge of the compressor wheel meets the inlet housing. 3) Inlet housing is permitted a maximum inlet diameter of 3.682” where the leading edge of the compressor wheel meets the housing. 4) Compressor wheel to housing clearance must maintain a maximum of 0.080” clearance beginning from a) where the leading edge of the compressor wheel meets the inlet of the compressor housing to b) the transition point where the trailing edge of the compressor wheel meets the volute. 5) All air entering the turbocharger must pass through the turbocharger inlet. Injection of any liquid, gas, or any other substance into the inlet or exhaust housing prohibited. Turbocharger compressor wheel must be constructed of cast or billet aluminum. Exotic material wheels prohibited. The tips of the impeller wheel may not be stepped, cut down, or notched to meet impeller tip-to-tip dimension. (.500-inch will define the tip of the impeller wheel).
1.24 AFTERCOOLER/INTERCOOLER
AFTERCOOLER/INTERCOOLER: One and only one aftercooler/intercooler permitted only on forced induction entries. Air-to-air or air-to-water/ice are the only systems permitted. Water and/or ice are the only components permitted in the reservoir.
1.24a) AFTERCOOLER/INTERCOOLER LOCATION: There are no restrictions as to location of aftercooler/intercooler.
1.25 POWER ADDERS
POWER ADDERS: Any single power adder (nitrous oxide, supercharger, turbocharger) permitted with engine combination. See sections 1.9, 1.12, & 1.23.
1.26 CRANKSHAFT
CRANKSHAFT: Steel crankshaft required. Composite and/or multi-piece crankshafts prohibited.
1.27 CONNECTING RODS
CONNECTING RODS: Connecting rods must be steel, aluminum or titanium. Composite connecting rods prohibited.
1.28 HEAD GASKETS & QUENCH AREA
HEAD GASKETS & QUENCH AREA: No restrictions.
1.29 PISTONS, PINS, RINGS
PISTONS, PINS, RINGS: Any piston, pin, ring combination permitted.
1.30 BOOST CONTROLLERS
BOOST CONTROLLERS: Electronic or automated boost controllers permitted on turbocharged entries only. Boost controller, whether electronic or manual, must be a stand alone device and may not be incorporated into any traction control system or engine control feedback loop of any type. Blow-off valve, regulators, and associated tubing and hardware must be contained within the engine compartment
1.31 WASTEGATE & PRESSURE REGULATOR
WASTEGATE & PRESSURE REGULATOR: Any conventional, accepted type of wastegate or pressure regulator is permitted on turbocharged engines only, which must be entirely contained in the engine compartment, except for C02 bottles utilized to control waste gate functions, which may be contained within interior. Supercharged entries permitted conventional-type boost bypass/blow off valves, which must be entirely contained in the engine compartment.
1.32 VISIBLE COATINGS
VISIBLE COATINGS: Visible coatings are permitted where lubricants are present. Visible piston coating above the top ring is permitted. Visible coating of cylinder head runners, combustions chambers, and/or intake manifold runners/plenums permitted.
1.33 “O” Ringing of block
“O” Ringing of Block: Permitted.
2: Drivetrain
2.3 CLUTCH
CLUTCH: Prohibited.
2.4 DRIVESHAFT
Driveshaft: Any permitted.
2.11 REAREND
REAREND: Any automotive type rearend permitted.
2.12 MANUAL TRANSMISSIONS
MANUAL TRANSMISSION: Prohibited.
2.13 PURPOSE BUILT TRANSMISSIONS
PURPOSE BUILT TRANSMISSIONS: Prohibited.
2.14 AUTOMATIC TRANSMISSIONS
(OEM American transmissions or replicas of OEM American transmissions that use planetary gears)
AUTOMATIC TRANSMISSIONS: Any OEM American automatic transmission or a replica of an OEM American automatic transmission that uses planetary gears and torque converter permitted, four forward speeds maximum. Transmission-to-engine adapters are permitted. Lock-up transmissions/torque converters permitted. Trans brakes permitted. Automatic transmission entries run at listed base weights. Pneumatic, electric, hydraulic, etc. shifters prohibited. Any gear change must occur as a result of an internal function of the transmission or from direct action by the driver. Clutch not permitted with this type of transmission.
3: BRAKES & SUSPENSION
3.1 BRAKES
BRAKES: All cars must have front and rear hydraulic brakes. Automated brakes or any type of traction control is prohibited. Application and release of brakes must be a function of the driver’s foot. Line loc permitted on front wheels only. Any other electric, pneumatic, or hydraulic device in the system is prohibited.
3.2 SHOCK ABSORBERS
SHOCK ABSORBERS: Each vehicle in competition must be equipped with one operative shock absorber for each sprung wheel. Shock absorbers may be either hydraulic or friction type, securely mounted and in good working order.
3.3 STEERING
STEERING: Manual or power assisted aftermarket steering system in stock location mandatory.
3.4 Suspension, FRONT 79 & NEWER
FRONT SUSPENSION:
3.4a) K-MEMBERS: Aftermarket K-Members permitted, but must attach to the chassis using only the original eight (8) factory O.E.M. type mounting bolts in the factory mounting location. No part of the K-member may be permanently attached to the chassis. K-member may be modified in oil pan area to allow oil pan enlargement or removal.
3.4b) STRUT TOWER: Factory strut tower required. No modifications may be made to the strut towers other than the following: 1) roll bar or roll cage may be welded to the strut towers for safety purposes 2) clearancing of strut tower permitted for supercharger or turbocharger tubing.
3.4c) CONTROL ARMS: OEM or tubular stock type control arms required which are attached in stock location.
3.4d) SHOCKS/STRUTS: Aftermarket stock-type struts and shocks permitted provided stock attachment location used. Front struts/shocks must be stand alone and may not be adjustable during run via any means.
3.4e) SPRINGS: Aftermarket springs permitted.
3.4f) COIL OVERS: Coil over shocks and struts permitted. Stock OEM mounting location required.
3.4g) CAMBER PLATES: Bolt on type camber plates permitted. Bolt on plate may be tack welded to strut tower to prevent movement (2.0-inch max. length), otherwise welding prohibited. Camber plate may only be attached to top flat portion of strut tower. Attachment to any other structure prohibited.
3.4h) SPINDLES: Only stock OEM or NMRA accepted, bolt-on, commercially available aftermarket spindles permitted. NMRA accepted spindles are Anthony Jones Engineering, Santhuff, & Strange.
3.4 Suspension, FRONT 78 & OLDER
FRONT SUSPENSION:
3.4a) K-MEMBERS: Aftermarket K-Members permitted. K-member may be modified in oil pan area to allow oil pan enlargement or removal.
3.4b) STRUT TOWER: OEM strut towers required - may be modified / clearanced for headers/exhaust.
3.4c) CONTROL ARMS: OEM or tubular stock type control arms permitted.
3.4d) SHOCKS/STRUTS: Aftermarket struts and shocks permitted. Front struts/shocks must be stand alone and may not be adjustable during run via any means.
3.4e) SPRINGS: Aftermarket springs permitted.
3.4f) COIL OVERS: Coil over shocks and struts permitted.
3.4g) CAMBER PLATES: Bolt on type chamber plates permitted.
3.4h) SPINDLES: Accepted, bolt-on, commercially available aftermarket spindles permitted.
3.4 SUSPENSION, REAR
REAR SUSPENSION: Stock type suspension, including leaf springs, stock 3-link or 4-link, and ladder bars permitted. Rear coil-over shocks permitted.
Stock Type Suspension: Must utilize stock and/or aftermarket direct replacement type suspension components including shocks, springs, (leaf springs may be moved inboard), and/or control arms. To receive stock suspension weight break, shocks and springs must be in stock OEM location.
Aftermarket leaf spring kits permitted.
3.4a) 3-LINK and 4-LINK: Stock or stock-type direct-replacement 3-link and/or 4 links required. All stock type 3 or 4 link suspensions must maintain stock lateral angles and attachment points, but may be moved up or down on rear axle. Retrofitting and/or cross-breeding of 3-link and 4-link components prohibited. Shocks and springs must remain in factory location.
3.4b) LADDER BARS: Welded on ladder bars using fabricated front cross member support permitted. Ladder bars permitted.
3.4c) REPLACEMENT CONTROL ARMS & LEAF SPRINGS: Replacement upper and lower control arms and leaf springs permitted. Control arms may use any type bushing, bearing, or rod end. Control arms may be adjustable to any length.
3.4d) PANHARD BARS: Permitted. Panhard bars must be located aft of rearend housing. Panhard bars may be welded.
3.4e) SWAY BARS: Aftermarket or factory sway bars permitted. Aftermarket sway bars may be welded to both chassis and rearend housing.
3.4f) TORQUE ARMS: Permitted.
3.4g) REAR SHOCKS & SPRINGS: Any permitted, including coil over shocks and springs. May be relocated. Electronic or adjustable rear shocks are permitted. Stock suspension cars may utilize coil-over shocks and springs and still receive weight break.
3.4h) TORQUE BOXES: The Wild Rides “S” Box has been deemed an acceptable OEM Fox-body torque box replacement when installed in the OEM location as per Wild Rides official instructions. To receive stock suspension weight break, the only acceptable control arm mounting location for the upper control arms is the middle hole on the “S” box, which is the same as the stock OEM mounting location.
3.6 WHEELIE BARS
WHEELIE BARS: All wheelie bars must have a non-metallic wheel. Wheels must turn freely at starting line. Wheel preload is prohibited. Using the wheelie bar as a “fifth wheel” sensing device is prohibited. Hydraulic, pneumatic, electronic, etc. or any other adjustment or movement during run is prohibited.
4:FRAME
4.4 FRAME
FRAME: Stock, unaltered frame rails required in front subframe. Subframes on unibodied cars may be joined under car. Maximum size material to be used; 2x3x1/8 inch rectangular tubing or 1 5/8 O.D. inch round tubing (.118MS or .083CM). If connector protrudes through floor, floor must be completely welded to connector. Stock rear subframes are required, but outer frame rail portion only may be notched for tire clearance only. When notching, stock inboard section of rear frame rails must remain stock, unaltered, and in stock location. Rear frame rail must remain in OEM stock condition in all areas. Notching (vertical)for rearend clearance permitted only on 2005-07 Ford Mustang rear frame rails, which may be notched a maximum of 2-inches vertically for rear end housing clearance only. The upper part of the rail must remain intact. Complete rear frame must be visible for tech purposes.
4.5 GROUND CLEARANCE
GROUND CLEARANCE: Minimum 3 inches from front of vehicle to 12 inches behind centerline of front axle; 2 inches for remainder of vehicle, except oil pan and exhaust headers.
4.12 WHEELBASE
WHEELBASE: Entries must retain stock wheelbase + or - 1 inches of stock. Maximum variation from left to right and front to back is 1 inch.
5: tires & wheels
5.1 Tires
TIRES - FRONT: Front tires must have a minimum tread width of 4.5 inches.
TIRES – REAR: Street type or racing slicks permitted. Maximum actual measured tire size is as follows: Actual measured tread of tire is limited to 10.6 inches by 28.6 inches tall. Tire width will be measured by a “go-no go” gauge after conclusion of run at scale area. Tire tread may not extend outside fenders. Tire shaving is prohibited.
5.2 WHEELS
WHEELS: Spindle-mount front wheels permitted.
6: INTERIOR
6.1 INTERIOR
Interior, GENERAL: Must maintain stock appearance; including factory OEM dashboard. Heater/air conditioners may be removed. Master cylinder may be relocated to accommodate brake pedals & linkage.
6.4 CARPET
CARPET: Floor and tunnel where visible must be upholstered or carpeted. Headliner required.
6.5 SEATS
SEATS: OEM or aftermarket driver seat is required in stock location and must be upholstered. Passenger and rear seats may be removed; area must be carpeted and/or upholstered.
6.6 DOOR PANELS
DOOR PANELS: Stock OEM or replacement door panels required.
6.7 STEERING COLUMN
STEERING COLUMN: Aftermarket steering column permitted. Removable steering wheel permitted.
6.8 GAUGES
GUAGES: Aftermarket gauges may be installed in factory dash.
6.9 PEDALS/PEDAL LOCATION
PEDALS/PEDAL LOCATION: Aftermarket pedals and linkage are permitted, but must remain in stock location in foot well.
7: Body
BODY: Vehicle must retain original or NMRA accepted appearances and profiles for year and make of body. Original O.E.M. body shell (unibody structure from firewall to taillight panel) must be intact. Only 1964 & newer Mustangs and 1979 & newer Fox based Ford body styles permitted. Only lightweight body panels, steel, aluminum, fiberglass, or carbon fiber, are restricted to hood/scoop, bumpers, and trunk-lid/hatch/deck-lid. Hood and/or trunk lid must be hinged or lift off. Front fenders and front fascia cannot be one-piece. Body must be finished and painted.Alterations or aerodynamic modifications such as “chopped tops”, “channeling”, “sectioning”, “shortening” or “scaling down” prohibited. If a convertible top is used as an entry the use of ANY mechanism under or above the convertible top is not permitted. Ex: Building a cover that would be located above or below the convertible top, using straps below or above the convertible top, etc. Convertible top does not need to be operational. Convertible entries must compete with top up.
7.1 ADVERTIsING
GRAPHICS: Graphics (for advertising or creative purposes) permitted on entire body, including doors, hood, rear quarter panels, front fenders, wing, etc.
CONTINGENCY DECALS: In order to be eligible for NMRA official contingency program, all contingency decals are required to appear only on the rear quarter windows or rear window in a clear and organized fashion. Contingency decals may not be overlapped or modified. Other decals and sponsorship (non-contingency) may appear on bodywork, front end, and on windows.
NMRA REQUIRED DECALS: The following decals are required for competition in NMRA events.
· NMRA Windshield Decal – must be installed on top of windshield. This NMRA decal must be the only decal on top of windshield. Other vehicle sponsor decals may be placed at base of windshield.
· NMRA 2007 Drag Racing Series “Side” Decals – must be installed on each side of vehicle on quarter windows.
· Class Sponsor Decal – class sponsor decal must be installed on base of windshield on the passenger side.
· Permanent Numbers – permanent numbers are required for competition in this class.
7.2 SPOILERS
Rear SPOILER: Rear spoilers permitted, may not extend more than 26 inches from the transition point with the body to the rear most portions. Rear spoiler may not be molded into body (Pro Mod Style).
Spoilers must be stationary during entire run. A positive locking device to prevent movement required. Spring loaded spoilers prohibited. Spoiler spill plates (if used) may be a maximum of 12” in height.
7.5 FIREWALLS
Firewall: Stock, unaltered firewall required.
7.6 FLOOR/TRUNK PAN/TRANSMISSION TUNNEL
FLOOR: Stock, unaltered floor-pan, except for through the floor sub frame connectors and shifter clearance, required from firewall to back bumper. Flat area of floor-pan starting at “kickup” for rear end (behind rear seat area) and rearward may be replaced with a minimum of .024” inch thick steel or .032” inch aluminum. Magnesium is prohibited. Transmission tunnel must remain stock & unaltered. Removable floor-pan sections and/or transmission tunnels prohibited. Area of floor only between frame rails may be modified as necessary for ladder bar clearance.
7.7 HOOD/SCOOP
Hood/Scoop: OEM or lightweight hood and /or scoop permitted. Forward-opening or rear-opening scoops permitted. Induction must be completely covered by hood, bubble, or scoop. Hood must not be part of front fenders. Scoop need not be part of the vehicle hood. The entire induction system must be covered hood and/or scoop.
7.9 WINDSHIELDS/WINDOWS
Windows: O.E.M. safety glass required. NHRA-accepted safety glass, or 1/8-inch thick polycarbonate material, such as Lexan MR 4000 permitted only in fiberglass rear hatchback, if applicable. Driver and passenger windows must be closed during racing. Windows do not have to be operative.
7.10 BUMPERS
Bumpers: not Applicable. License plate frame holders are not permitted to extend beyond flat surface of front bumper. No body components, bumper add-ons, or body kits are permitted to be added to the vehicle with the intent of increasing the frontal distance of the bumper for the purposes of breaking the infrared beams.
7.11 FENDER SPLASH PANS
Fender Splash Pans: Full, factory OEM sheet metal inner fenders required.
7.12 GRILLE
GRILLE: Full factory stock grille required, but must look completed. Except where OEM, blocking the front of the grille is prohibited.
7.13 WHEELWELLS
INNER Wheelwells: Aftermarket wheeltubs permitted. Material used to add to the width of the inner wheelwell may be steel, aluminum, fiberglass, or carbon fiber.
OUTER FENDERS: Leading and trailing edges of fenders may be trimmed for tire clearance, maximum 2”.
7.14 RAM AIR/ENGINE AIR PANS
Ram Air: Commercially available ram-air unit permitted. Headlights/taillights/hazard lights may not be removed/modified for air induction.
7.15 DOORS
Doors: Driver and passenger doors must be functional and operable from inside and outside of vehicle.
7.16 AERODYNAMICS
AERODYNAMICS: Taping of any body parts, seams, or front end prohibited. Removal of side mirrors prohibited.
7.17 BODY KITS
BODY KITS: Accepted, commercially available body kits permitted. Filling in the lower valance permitted if completed in a permanent manner (taping not permitted).
7.18 COWL AREA
COWL AREA: Cowl area of vehicle must be unaltered except for modifications necessary to install aftercooler/intercooler equipment.
7.19 FRONT FENDERS/FRONT FASCIA
FRONT FENDERS/FRONT FASCIA: Stock or stock replacement front fenders and front fascia required. May not be one-piece front end. Filled-in lower valance, permitted. Hole in front bumper for the purpose of air induction is limited to one hole, 9 inch maximum diameter.
8: Electrical
8.1 BATTERY/CHARGING SYSTEM
BATTERY: Battery may be relocated. Charging systems optional.
8.3 Ignition
IGNITION: Any battery operated ignition permitted. Any distributor drive system permitted.
8.5 STARTER
STARTER: All entries must be self-starting with on-board starter.
9: SUPPORT GROUPS
Bracket racing aids such as optical sensors, delay boxes, stutter boxes, etc. prohibited. Throttle stops prohibited. The application or use of any device, mechanical or electronic, that permits the driver to ascertain the position of their vehicle in relation to the starting line is prohibited.
9.2 OnBoard Diagnostics/Data Recorders
ONBOARD DIAGNOSTICS/DATA RECORDERS: Onboard diagnostics and data recorders used to monitor and record parameters such as a driveshaft speed, acceleration, nitrous timing, chassis strain, suspension travel etc., permitted. Wide band oxygen sensors permitted. “Playback” tachometers permitted (i.e. Autometer Dual Channel Ultimate II tachometers, and the use of its features). Laptops permitted in vehicle.
9.7 BOTTLES
BOTTLES: All bottles must be securely mounted, stamped with a minimum DOT–1800lb. rating, and identified as nitrous oxide. Bottles located in driver’s compartment must be equipped with the correct relief valve per manufacturer recommendations and vented outside the driver’s compartment. Bottles are limited to two 25-lb. bottles. The use of any agents other than nitrous oxide as a part of, or mixed with, this pressurized fuel system is strictly prohibited. (Push systems are prohibited.) Commercially available, thermostatically controlled, blanket type bottle heaters are acceptable. Any other method of heating bottles in vehicle is prohibited.
9.8 TOW VEHICLES
TOW VEHICLES: Vehicles may be towed to staging lanes. Vehicles may be towed from the return road. Vehicles may be towed from scales.
10: DRIVER
10.4 CREDENTIALS
CREDENTIALS: See general regulations.
11: CLASS & SAFETY REQUIREMENTS
It is the participant’s responsibility to familiarize oneself with the class requirements as found in the 2007 NMRA rulebook and the safety requirements as found in the 2007 NHRA rulebook.
The participant agrees that participant bears the ultimate responsibility at all times to ensure the safety of participant’s vehicle and to ensure that participant complies with all applicable NHRA & NMRA rules. The participant agrees that participant is in the best position to know about the construction and operation of participant’s vehicle, equipment, and clothing, and whether there has been compliance with all applicable NHRA & NMRA rules.
12: Street-Legal Requirements:
Headlights and tail lights for year & make of body used mandatory. Head lights & tail lights required to be functional.
14. RULES ADJUSTMENTS, MID SEASON LOG
Date: Adjustment:
None at this time.
SUPER STREET OUTLAW
NMRA SERIES
2007 RULES
Preliminary Version 1.0
Class Overview
Super Street Outlaw is designed for single power adder 1964 & newer Mustangs and 1979 and newer Fox and/or Mustang-based vehicles. Super Street Outlaw entries are limited to 302, 351, 460 and 4.6L or 5.4L modular engine types. Super Street Outlaw racing will be conducted at all drag racing events (see race schedule).
Qualifying Information, Ladder Type, & Tree
All Run, NHRA Sportsman Ladder, Pro .400 tree, Heads-Up.
Accepted Products Deadline: NMRA will accept requests from manufacturers to have new products considered for addition to 2006 accepted lists only up until January 1, 2007. After this date, NMRA will consider manufacturer requests for new products for the 2008 season.
Weight Breaks:
ENGINE POWER ADDER BASE CI BASE WEIGHT
4.6/5.4/302/351 Nitrous Oxide 480 2600
460/BB Nitrous Oxide 525 3050
460/BB Naturally Aspirated 650 2900
4.6/5.4/302/351 Turbocharged - 91mm 360 2900
4.6/5.4/302/351 Turbocharged – 91mm 440 3000
4.6/5.4/302/351 Turbocharged - 94mm 360 3100
4.6/5.4/302/351 Turbocharged – 94mm 440 3200
4.6/5.4/302/351 Supercharged 440 3200
Maximum cubic inch – 650
4.6/5.4L modular engines may deduct 150-lbs. Stock rear suspension vehicles may deduct 50 lbs.
Nitrous Small block combinations may deduct 50-lbs for cast intake manifolds
Note: 8 lbs/cu in penalty applies for cubic inches over base weight break. (maximum cubic inch still applies).
Note: All weights are with driver at conclusion of run at scale area.
Class Rules, SUPER STREET OUTLAW
1: ENGINE
1.1 COOLING SYSTEM
RADIATOR: Maximum of two OEM production-style or aftermarket radiators is required and must be mounted in front of engine. Stock radiator core support is required.
Water pump: Any aftermarket (belt drive or electric drive) pump permitted.
COOLING FANS: Any permitted.
1.2 Engine
ENGINE: Engine limited to 302, 351, 460, and 4.6L/5.4L modular engine types. Any internal modifications are permitted. Engine swapping permitted during event.
1.2a) ENGINE DRIVE BELT SYSTEM: Any permitted.
Water injection is prohibited.
1.3 Exhaust
EXHAUST: All entries allowed to use tubular headers. Adapter plates permitted to bolt headers to cylinder head. Exhaust must be directed out of car body, away from driver and fuel tank.
1.3a) HEADERS & COLLECTORS: Any headers and/or collectors permitted. Collectors are required (exhaust must pass through header tube directly into collector) before being emitted into mufflers and/or atmosphere.
1.3b) EXHAUST TUBING/SIZE: Any tubing size permitted.
1.3c) TAILPIPE & EXHAUST RULES: Not required.
1.3d) MUFFLER REQUIREMENTS: Not required. If equipped, may be custom or aftermarket.
1.5 FUEL-DELIVERY SYSTEM
DELIVERY SYSTEM: Electric or mechanical fuel pumps permitted. Pressure regulators, and any line size permitted. All fuel lines must originate and return to a single, non-segmented, fuel cell or OEM fuel tank. Fuel pump must shut off with a master electrical switch. Any method of artificially heating or cooling fuel prohibited (cool cans, ice, wet rags, Freon, etc.). A valve for removal of fuel (gasoline) during technical inspections is mandatory. Valve must be installed between carburetor/injection and regulator, and should be installed in such a manner that allows a cup to be placed to catch fuel removed from the line. Exit of valve should be capped or plugged in addition to being closed for added safety.
Aftermarket/fabricated fuel tank or cell permitted. Must be located outside driver’s compartment and inside body lines. If tank or fuel filler is inside trunk, a bulkhead of minimum .032” aluminum or .024” steel must be used between trunk and driver compartment, and tank must be vented to outside of car. When used, fuel cells must have a metal box protecting the part of the fuel cell that is outside the trunk floor. Non-metallic fuel cells or tanks must be grounded to frame. See NHRA General Regulations Section 1.5.
1.6 GASOLINE
GASOLINE: Gasoline as outlined here is the only acceptable fuel for use in this eliminator for the specified combinations (See Section 13). The NMRA Racing Association reserves the right to check gasoline at any time during competition. Gasoline, as defined by the NHRA rulebook, is a mixture of hydrocarbons only. The average dielectric constant (D.C.) for the hydrocarbons that compromises gasoline is 2.025. This is defined as a reading of “0” on the fuel-check meter. NMRA allows no greater reading than a “0” on the fuel-check meter. Failure to pass fuel check is grounds for disallowance of the run during qualifying and disqualification from the event during eliminations.
1.6a) SPEC FUEL: Not required.
1.9 NITROUS OXIDE
NITROUS OXIDE: Any NMRA accepted multi-stage nitrous system permitted. The use of agents other than nitrous oxide as part of, or mixed in, the system are prohibited. Nitrous oxide may not be used in conjunction with any other power adder. If entry is entered as a non-nitrous entry, all solenoids, lines, fittings, and bottles must be removed prior to technical inspection and any competition runs. Nitrous oxide systems must use gasoline only for the fuel enrichment circuit.
1.9a) NITROUS PUSH SYSTEMS
PUSH REGULATIONS: Push systems are permitted. Push systems may only use air as a propellant. Air cylinders must be D.O.T. approved and rated for vehicle transport. Air cylinders must be securely fastened in the vehicle in accordance with NHRA & IHRA safety regulations. All other components of the system must comply with applicable NHRA regulations.
1.10 OIL SYSTEM
OILING SYSTEM: Wet sump oiling system required. External oil pumps permitted. Any vacuum pump and/or evacuator system (header, or otherwise) permitted. Any oil pan permitted.
1.12 SUPERCHARGER
Only single centrifugal superchargers permitted.
SINGLE CENTRIFUGAL SUPERCHARGER: Any single centrifugal racing supercharger permitted that fits the following criteria: Inlet diameter - external OD 6” maximum, impeller inducer diameter 5.5” maximum, impeller exducer diameter 8.0”, discharge diameter - external diameter 4.00” maximum, housing diameter (greatest external diameter of housing not to include discharge) – 12.0” maximum.
**200-lbs weight break for superchargers equal to or smaller than the following: Inlet diameter - external OD 4.5” maximum, impeller inducer diameter 4.5” maximum, impeller exducer diameter 6.8”, discharge diameter - external diameter 3.5” maximum, housing diameter (greatest external diameter of housing not to include discharge) – 10.5 maximum.**
Injection of any liquid, gas, or any other substance into the inlet or exhaust housing prohibited. Supercharger compressor wheel must be constructed of cast or billet aluminum. Exotic material wheels prohibited. Pushrod-based engines must use standard rotation (non-reverse) supercharger, with supercharger inlet mounted rearward facing. Modular-based engine may use reverse rotation supercharger.
1.12a) PULLEYS/BELTS: Chain drive is prohibited. Conventional serpentine or
cog-drive belt system is required.
1.15 BLOCK
Block: Any Ford type 302/351/460 or 4.6L/5.4L based engine block permitted. Block must maintain Ford O.E.M. bore spacing and Ford O.E.M. crankshaft spacing. Deck spacers (extensions) prohibited. 8.2, 8.7, 9.2, and 9.5 deck heights acceptable for small block.
1.16 ENGINE LOCATION/MOUNTS
Engine Location: Engine location may be altered from stock, however no part of engine or heads may contact firewall. Engine plates and solid engine mounts permitted.
1.17 HEADS
GENERAL GUIDELINES:
302/351/460 Type Heads: Only commercially available cast aluminum or cast iron, two-valve per cylinder heads permitted. Billet or fabricated heads prohibited. Cylinder heads must be overhead valve single spark plug per cylinder design. One-off or custom made cylinder heads prohibited.
4.6/5.4 type Heads: Only commercially available cast aluminum or cast iron, two-valve, three-valve, or four-valve per cylinder heads permitted. Billet or fabricated heads prohibited. Cylinder head must be single spark plug per cylinder design. One-off or custom made cylinder heads prohibited.
1.17a) HEADS, PERMITTED: Original manufacture, generally available heads, accepted by NMRA, permitted. Billet or fabricated heads prohibited. Cylinder heads must be overhead valve single spark plug per cylinder design. One-off or custom made cylinder heads prohibited. Internal port areas of cylinder heads may be welded or epoxied, but heads must maintain standard “as produced” valve layout design, valve cant, etc. (no fabricating a canted valve design from an inline head, etc.)
1.17b) HEADS, MASS PRODUCED: Only mass produced, commercially available, NMRA accepted, cast aluminum or cast iron small or big block wedge type Ford cylinder heads (Hemi or “Shotgun” heads prohibited) permitted. Low volume, one off, aluminum cylinder heads prohibited.
1.17c) HEADS, BOLT PATTERN: Class is permitted standard bolt-pattern only for cylinder heads.
Small block applications: Maximum of 10 head bolts per side in Ford O.E.M. location.
Big Block applications: Maximum of 10 head bolts per side in Ford O.E.M. location except for M-6049-C460 applications, which are allowed a maximum of 18 head bolts per side in standard Ford locations. Big block Pro Stock bolt pattern prohibited.
4.6/5.4L cylinder heads required a maximum of 10 bolts per side in Ford O.E.M. location.
1.17d) HEADS, PORTING: Permitted.
1.17e) HEADS, WELDING/EPOXY: Permitted.
1.17f) HEADS, VALVES: Any valve permitted. Bronze lined or replacement guides permitted.
1.17g) HEADS, MILLING: No regulations limiting milling.
1.17h) HEADS, PUSHROD SLEEVES: Permitted. Cylinder head may be cut for larger push rods.
1.17i) HEADS, COMBUSTION CHAMBER VOLUME: No regulations limiting combustion chamber volume.
1.17j) HEADS, PORT PLATES/ADAPTER PLATES: Intake & exhaust port plates/adapter plates permitted.
1.17k) VALVE JOB: Any valve job permitted.
1.18 VALVETRAIN
1.18a) CAMSHAFT: Any permitted.
1.18b) LIFTERS: Any permitted.
1.18c) LIFTER BORES: Lifter bores permitted to be bushed.
1.18d) VALVE LOCK: Any permitted.
1.18e) RETAINERS: Any permitted.
1.18f) ROCKER ARMS: Any permitted.
1.18g) CAMSHAFT DRIVE SYSTEM: Any permitted.
1.18h) REV KITS: Any permitted.
1.19 CARBURETORS
CARBURETORS:
Big Blocks: Entries restricted to single carburetor of any type. Split carburetor prohibited (example: a Dominator, split and offset into two two-barrels).
Small Block Nitrous: Entries allowed maximum of two (2) carburetors of any type. Split carburetors prohibited.
1.19a) CARBURETOR MODIFICATIONS: Any permitted.
1.20 FUEL INJECTION
Fuel Injection: Any accepted fuel injection engine control system permitted. Aftermarket fuel injection systems which a implement any form or type of traction control or traction management are prohibited. Fuel injection must be electronic. Only single throttle bodies permitted. There are no restrictions on throttle body sizes. Fuel-injected entries will race at the same weight as carbureted entries.
1.20a) MASS AIR SIZE & TYPE PERMITTED: Any permitted.
1.20b) FUEL INJECTOR SIZES & TYPES: Any size/type fuel injector permitted.
1.21 INTAKE MANIFOLD
INTAKE MANIFOLD: Cast aluminum carburetor type and EFI style intake manifolds with a common plenum permitted for all combinations except for nitrous small block combinations, which are permitted sheet-metal or carbon fiber fabricated intakes. Cast intake manifolds must be commercially available and mass-produced (not applicable to sheet metal fabricated manifolds). Porting, minor welding or epoxy on exterior or interior of intake manifold permitted; example, minor raising of runners or conversion to Dominator type carburetor (not applicable to sheet metal fabricated manifolds). Major intake manifold modifications; i.e., reconstructing manifold runners prohibited (not applicable to sheet metal manifolds). Carburetor spacers limited to a maximum thickness of 2.200-inch, including gaskets. 4.6/5.4L engines may use sheet metal or tunnel ram with no weight adder. Intake-to-throttle body adapter is permitted to be fabricated sheet metal or carbon fiber without additional weight penalty.
1.22 SOLENOIDS
SOLENOIDS: Any amount or type of solenoids permitted.
1.23 TURBOCHARGERS
Only one turbocharger permitted.
SINGLE TURBOCHARGER: Accepted single turbochargers are permitted with the following requirements: 1) Turbocharger must be of conventional impeller and housing design and type. 2) Turbocharger is limited to a maximum size of 3.602” (91.49mm) - inducer wheel diameter at the point where the leading edge of the compressor wheel meets the inlet housing. 3) Inlet housing is permitted a maximum inlet diameter of 3.682” where the leading edge of the compressor wheel meets the housing. 4) Compressor wheel to housing clearance must maintain a maximum of 0.080” clearance beginning from a) where the leading edge of the compressor wheel meets the inlet of the compressor housing to b) the transition point where the trailing edge of the compressor wheel meets the volute. 5) All air entering the turbocharger must pass through the turbocharger inlet. Injection of any liquid, gas, or any other substance into the inlet or exhaust housing prohibited. Turbocharger compressor wheel must be constructed of cast or billet aluminum. Exotic material wheels prohibited. The tips of the impeller wheel may not be stepped, cut down, or notched to meet impeller tip-to-tip dimension. (.500-inch will define the tip of the impeller wheel).
1.24 AFTERCOOLER/INTERCOOLER
AFTERCOOLER/INTERCOOLER: One and only one aftercooler/intercooler permitted only on forced induction entries. Air-to-air or air-to-water/ice are the only systems permitted. Water and/or ice are the only components permitted in the reservoir.
1.24a) AFTERCOOLER/INTERCOOLER LOCATION: There are no restrictions as to location of aftercooler/intercooler.
1.25 POWER ADDERS
POWER ADDERS: Any single power adder (nitrous oxide, supercharger, turbocharger) permitted with engine combination. See sections 1.9, 1.12, & 1.23.
1.26 CRANKSHAFT
CRANKSHAFT: Steel crankshaft required. Composite and/or multi-piece crankshafts prohibited.
1.27 CONNECTING RODS
CONNECTING RODS: Connecting rods must be steel, aluminum or titanium. Composite connecting rods prohibited.
1.28 HEAD GASKETS & QUENCH AREA
HEAD GASKETS & QUENCH AREA: No restrictions.
1.29 PISTONS, PINS, RINGS
PISTONS, PINS, RINGS: Any piston, pin, ring combination permitted.
1.30 BOOST CONTROLLERS
BOOST CONTROLLERS: Electronic or automated boost controllers permitted on turbocharged entries only. Boost controller, whether electronic or manual, must be a stand alone device and may not be incorporated into any traction control system or engine control feedback loop of any type. Blow-off valve, regulators, and associated tubing and hardware must be contained within the engine compartment
1.31 WASTEGATE & PRESSURE REGULATOR
WASTEGATE & PRESSURE REGULATOR: Any conventional, accepted type of wastegate or pressure regulator is permitted on turbocharged engines only, which must be entirely contained in the engine compartment, except for C02 bottles utilized to control waste gate functions, which may be contained within interior. Supercharged entries permitted conventional-type boost bypass/blow off valves, which must be entirely contained in the engine compartment.
1.32 VISIBLE COATINGS
VISIBLE COATINGS: Visible coatings are permitted where lubricants are present. Visible piston coating above the top ring is permitted. Visible coating of cylinder head runners, combustions chambers, and/or intake manifold runners/plenums permitted.
1.33 “O” Ringing of block
“O” Ringing of Block: Permitted.
2: Drivetrain
2.3 CLUTCH
CLUTCH: Prohibited.
2.4 DRIVESHAFT
Driveshaft: Any permitted.
2.11 REAREND
REAREND: Any automotive type rearend permitted.
2.12 MANUAL TRANSMISSIONS
MANUAL TRANSMISSION: Prohibited.
2.13 PURPOSE BUILT TRANSMISSIONS
PURPOSE BUILT TRANSMISSIONS: Prohibited.
2.14 AUTOMATIC TRANSMISSIONS
(OEM American transmissions or replicas of OEM American transmissions that use planetary gears)
AUTOMATIC TRANSMISSIONS: Any OEM American automatic transmission or a replica of an OEM American automatic transmission that uses planetary gears and torque converter permitted, four forward speeds maximum. Transmission-to-engine adapters are permitted. Lock-up transmissions/torque converters permitted. Trans brakes permitted. Automatic transmission entries run at listed base weights. Pneumatic, electric, hydraulic, etc. shifters prohibited. Any gear change must occur as a result of an internal function of the transmission or from direct action by the driver. Clutch not permitted with this type of transmission.
3: BRAKES & SUSPENSION
3.1 BRAKES
BRAKES: All cars must have front and rear hydraulic brakes. Automated brakes or any type of traction control is prohibited. Application and release of brakes must be a function of the driver’s foot. Line loc permitted on front wheels only. Any other electric, pneumatic, or hydraulic device in the system is prohibited.
3.2 SHOCK ABSORBERS
SHOCK ABSORBERS: Each vehicle in competition must be equipped with one operative shock absorber for each sprung wheel. Shock absorbers may be either hydraulic or friction type, securely mounted and in good working order.
3.3 STEERING
STEERING: Manual or power assisted aftermarket steering system in stock location mandatory.
3.4 Suspension, FRONT 79 & NEWER
FRONT SUSPENSION:
3.4a) K-MEMBERS: Aftermarket K-Members permitted, but must attach to the chassis using only the original eight (8) factory O.E.M. type mounting bolts in the factory mounting location. No part of the K-member may be permanently attached to the chassis. K-member may be modified in oil pan area to allow oil pan enlargement or removal.
3.4b) STRUT TOWER: Factory strut tower required. No modifications may be made to the strut towers other than the following: 1) roll bar or roll cage may be welded to the strut towers for safety purposes 2) clearancing of strut tower permitted for supercharger or turbocharger tubing.
3.4c) CONTROL ARMS: OEM or tubular stock type control arms required which are attached in stock location.
3.4d) SHOCKS/STRUTS: Aftermarket stock-type struts and shocks permitted provided stock attachment location used. Front struts/shocks must be stand alone and may not be adjustable during run via any means.
3.4e) SPRINGS: Aftermarket springs permitted.
3.4f) COIL OVERS: Coil over shocks and struts permitted. Stock OEM mounting location required.
3.4g) CAMBER PLATES: Bolt on type camber plates permitted. Bolt on plate may be tack welded to strut tower to prevent movement (2.0-inch max. length), otherwise welding prohibited. Camber plate may only be attached to top flat portion of strut tower. Attachment to any other structure prohibited.
3.4h) SPINDLES: Only stock OEM or NMRA accepted, bolt-on, commercially available aftermarket spindles permitted. NMRA accepted spindles are Anthony Jones Engineering, Santhuff, & Strange.
3.4 Suspension, FRONT 78 & OLDER
FRONT SUSPENSION:
3.4a) K-MEMBERS: Aftermarket K-Members permitted. K-member may be modified in oil pan area to allow oil pan enlargement or removal.
3.4b) STRUT TOWER: OEM strut towers required - may be modified / clearanced for headers/exhaust.
3.4c) CONTROL ARMS: OEM or tubular stock type control arms permitted.
3.4d) SHOCKS/STRUTS: Aftermarket struts and shocks permitted. Front struts/shocks must be stand alone and may not be adjustable during run via any means.
3.4e) SPRINGS: Aftermarket springs permitted.
3.4f) COIL OVERS: Coil over shocks and struts permitted.
3.4g) CAMBER PLATES: Bolt on type chamber plates permitted.
3.4h) SPINDLES: Accepted, bolt-on, commercially available aftermarket spindles permitted.
3.4 SUSPENSION, REAR
REAR SUSPENSION: Stock type suspension, including leaf springs, stock 3-link or 4-link, and ladder bars permitted. Rear coil-over shocks permitted.
Stock Type Suspension: Must utilize stock and/or aftermarket direct replacement type suspension components including shocks, springs, (leaf springs may be moved inboard), and/or control arms. To receive stock suspension weight break, shocks and springs must be in stock OEM location.
Aftermarket leaf spring kits permitted.
3.4a) 3-LINK and 4-LINK: Stock or stock-type direct-replacement 3-link and/or 4 links required. All stock type 3 or 4 link suspensions must maintain stock lateral angles and attachment points, but may be moved up or down on rear axle. Retrofitting and/or cross-breeding of 3-link and 4-link components prohibited. Shocks and springs must remain in factory location.
3.4b) LADDER BARS: Welded on ladder bars using fabricated front cross member support permitted. Ladder bars permitted.
3.4c) REPLACEMENT CONTROL ARMS & LEAF SPRINGS: Replacement upper and lower control arms and leaf springs permitted. Control arms may use any type bushing, bearing, or rod end. Control arms may be adjustable to any length.
3.4d) PANHARD BARS: Permitted. Panhard bars must be located aft of rearend housing. Panhard bars may be welded.
3.4e) SWAY BARS: Aftermarket or factory sway bars permitted. Aftermarket sway bars may be welded to both chassis and rearend housing.
3.4f) TORQUE ARMS: Permitted.
3.4g) REAR SHOCKS & SPRINGS: Any permitted, including coil over shocks and springs. May be relocated. Electronic or adjustable rear shocks are permitted. Stock suspension cars may utilize coil-over shocks and springs and still receive weight break.
3.4h) TORQUE BOXES: The Wild Rides “S” Box has been deemed an acceptable OEM Fox-body torque box replacement when installed in the OEM location as per Wild Rides official instructions. To receive stock suspension weight break, the only acceptable control arm mounting location for the upper control arms is the middle hole on the “S” box, which is the same as the stock OEM mounting location.
3.6 WHEELIE BARS
WHEELIE BARS: All wheelie bars must have a non-metallic wheel. Wheels must turn freely at starting line. Wheel preload is prohibited. Using the wheelie bar as a “fifth wheel” sensing device is prohibited. Hydraulic, pneumatic, electronic, etc. or any other adjustment or movement during run is prohibited.
4:FRAME
4.4 FRAME
FRAME: Stock, unaltered frame rails required in front subframe. Subframes on unibodied cars may be joined under car. Maximum size material to be used; 2x3x1/8 inch rectangular tubing or 1 5/8 O.D. inch round tubing (.118MS or .083CM). If connector protrudes through floor, floor must be completely welded to connector. Stock rear subframes are required, but outer frame rail portion only may be notched for tire clearance only. When notching, stock inboard section of rear frame rails must remain stock, unaltered, and in stock location. Rear frame rail must remain in OEM stock condition in all areas. Notching (vertical)for rearend clearance permitted only on 2005-07 Ford Mustang rear frame rails, which may be notched a maximum of 2-inches vertically for rear end housing clearance only. The upper part of the rail must remain intact. Complete rear frame must be visible for tech purposes.
4.5 GROUND CLEARANCE
GROUND CLEARANCE: Minimum 3 inches from front of vehicle to 12 inches behind centerline of front axle; 2 inches for remainder of vehicle, except oil pan and exhaust headers.
4.12 WHEELBASE
WHEELBASE: Entries must retain stock wheelbase + or - 1 inches of stock. Maximum variation from left to right and front to back is 1 inch.
5: tires & wheels
5.1 Tires
TIRES - FRONT: Front tires must have a minimum tread width of 4.5 inches.
TIRES – REAR: Street type or racing slicks permitted. Maximum actual measured tire size is as follows: Actual measured tread of tire is limited to 10.6 inches by 28.6 inches tall. Tire width will be measured by a “go-no go” gauge after conclusion of run at scale area. Tire tread may not extend outside fenders. Tire shaving is prohibited.
5.2 WHEELS
WHEELS: Spindle-mount front wheels permitted.
6: INTERIOR
6.1 INTERIOR
Interior, GENERAL: Must maintain stock appearance; including factory OEM dashboard. Heater/air conditioners may be removed. Master cylinder may be relocated to accommodate brake pedals & linkage.
6.4 CARPET
CARPET: Floor and tunnel where visible must be upholstered or carpeted. Headliner required.
6.5 SEATS
SEATS: OEM or aftermarket driver seat is required in stock location and must be upholstered. Passenger and rear seats may be removed; area must be carpeted and/or upholstered.
6.6 DOOR PANELS
DOOR PANELS: Stock OEM or replacement door panels required.
6.7 STEERING COLUMN
STEERING COLUMN: Aftermarket steering column permitted. Removable steering wheel permitted.
6.8 GAUGES
GUAGES: Aftermarket gauges may be installed in factory dash.
6.9 PEDALS/PEDAL LOCATION
PEDALS/PEDAL LOCATION: Aftermarket pedals and linkage are permitted, but must remain in stock location in foot well.
7: Body
BODY: Vehicle must retain original or NMRA accepted appearances and profiles for year and make of body. Original O.E.M. body shell (unibody structure from firewall to taillight panel) must be intact. Only 1964 & newer Mustangs and 1979 & newer Fox based Ford body styles permitted. Only lightweight body panels, steel, aluminum, fiberglass, or carbon fiber, are restricted to hood/scoop, bumpers, and trunk-lid/hatch/deck-lid. Hood and/or trunk lid must be hinged or lift off. Front fenders and front fascia cannot be one-piece. Body must be finished and painted.Alterations or aerodynamic modifications such as “chopped tops”, “channeling”, “sectioning”, “shortening” or “scaling down” prohibited. If a convertible top is used as an entry the use of ANY mechanism under or above the convertible top is not permitted. Ex: Building a cover that would be located above or below the convertible top, using straps below or above the convertible top, etc. Convertible top does not need to be operational. Convertible entries must compete with top up.
7.1 ADVERTIsING
GRAPHICS: Graphics (for advertising or creative purposes) permitted on entire body, including doors, hood, rear quarter panels, front fenders, wing, etc.
CONTINGENCY DECALS: In order to be eligible for NMRA official contingency program, all contingency decals are required to appear only on the rear quarter windows or rear window in a clear and organized fashion. Contingency decals may not be overlapped or modified. Other decals and sponsorship (non-contingency) may appear on bodywork, front end, and on windows.
NMRA REQUIRED DECALS: The following decals are required for competition in NMRA events.
· NMRA Windshield Decal – must be installed on top of windshield. This NMRA decal must be the only decal on top of windshield. Other vehicle sponsor decals may be placed at base of windshield.
· NMRA 2007 Drag Racing Series “Side” Decals – must be installed on each side of vehicle on quarter windows.
· Class Sponsor Decal – class sponsor decal must be installed on base of windshield on the passenger side.
· Permanent Numbers – permanent numbers are required for competition in this class.
7.2 SPOILERS
Rear SPOILER: Rear spoilers permitted, may not extend more than 26 inches from the transition point with the body to the rear most portions. Rear spoiler may not be molded into body (Pro Mod Style).
Spoilers must be stationary during entire run. A positive locking device to prevent movement required. Spring loaded spoilers prohibited. Spoiler spill plates (if used) may be a maximum of 12” in height.
7.5 FIREWALLS
Firewall: Stock, unaltered firewall required.
7.6 FLOOR/TRUNK PAN/TRANSMISSION TUNNEL
FLOOR: Stock, unaltered floor-pan, except for through the floor sub frame connectors and shifter clearance, required from firewall to back bumper. Flat area of floor-pan starting at “kickup” for rear end (behind rear seat area) and rearward may be replaced with a minimum of .024” inch thick steel or .032” inch aluminum. Magnesium is prohibited. Transmission tunnel must remain stock & unaltered. Removable floor-pan sections and/or transmission tunnels prohibited. Area of floor only between frame rails may be modified as necessary for ladder bar clearance.
7.7 HOOD/SCOOP
Hood/Scoop: OEM or lightweight hood and /or scoop permitted. Forward-opening or rear-opening scoops permitted. Induction must be completely covered by hood, bubble, or scoop. Hood must not be part of front fenders. Scoop need not be part of the vehicle hood. The entire induction system must be covered hood and/or scoop.
7.9 WINDSHIELDS/WINDOWS
Windows: O.E.M. safety glass required. NHRA-accepted safety glass, or 1/8-inch thick polycarbonate material, such as Lexan MR 4000 permitted only in fiberglass rear hatchback, if applicable. Driver and passenger windows must be closed during racing. Windows do not have to be operative.
7.10 BUMPERS
Bumpers: not Applicable. License plate frame holders are not permitted to extend beyond flat surface of front bumper. No body components, bumper add-ons, or body kits are permitted to be added to the vehicle with the intent of increasing the frontal distance of the bumper for the purposes of breaking the infrared beams.
7.11 FENDER SPLASH PANS
Fender Splash Pans: Full, factory OEM sheet metal inner fenders required.
7.12 GRILLE
GRILLE: Full factory stock grille required, but must look completed. Except where OEM, blocking the front of the grille is prohibited.
7.13 WHEELWELLS
INNER Wheelwells: Aftermarket wheeltubs permitted. Material used to add to the width of the inner wheelwell may be steel, aluminum, fiberglass, or carbon fiber.
OUTER FENDERS: Leading and trailing edges of fenders may be trimmed for tire clearance, maximum 2”.
7.14 RAM AIR/ENGINE AIR PANS
Ram Air: Commercially available ram-air unit permitted. Headlights/taillights/hazard lights may not be removed/modified for air induction.
7.15 DOORS
Doors: Driver and passenger doors must be functional and operable from inside and outside of vehicle.
7.16 AERODYNAMICS
AERODYNAMICS: Taping of any body parts, seams, or front end prohibited. Removal of side mirrors prohibited.
7.17 BODY KITS
BODY KITS: Accepted, commercially available body kits permitted. Filling in the lower valance permitted if completed in a permanent manner (taping not permitted).
7.18 COWL AREA
COWL AREA: Cowl area of vehicle must be unaltered except for modifications necessary to install aftercooler/intercooler equipment.
7.19 FRONT FENDERS/FRONT FASCIA
FRONT FENDERS/FRONT FASCIA: Stock or stock replacement front fenders and front fascia required. May not be one-piece front end. Filled-in lower valance, permitted. Hole in front bumper for the purpose of air induction is limited to one hole, 9 inch maximum diameter.
8: Electrical
8.1 BATTERY/CHARGING SYSTEM
BATTERY: Battery may be relocated. Charging systems optional.
8.3 Ignition
IGNITION: Any battery operated ignition permitted. Any distributor drive system permitted.
8.5 STARTER
STARTER: All entries must be self-starting with on-board starter.
9: SUPPORT GROUPS
Bracket racing aids such as optical sensors, delay boxes, stutter boxes, etc. prohibited. Throttle stops prohibited. The application or use of any device, mechanical or electronic, that permits the driver to ascertain the position of their vehicle in relation to the starting line is prohibited.
9.2 OnBoard Diagnostics/Data Recorders
ONBOARD DIAGNOSTICS/DATA RECORDERS: Onboard diagnostics and data recorders used to monitor and record parameters such as a driveshaft speed, acceleration, nitrous timing, chassis strain, suspension travel etc., permitted. Wide band oxygen sensors permitted. “Playback” tachometers permitted (i.e. Autometer Dual Channel Ultimate II tachometers, and the use of its features). Laptops permitted in vehicle.
9.7 BOTTLES
BOTTLES: All bottles must be securely mounted, stamped with a minimum DOT–1800lb. rating, and identified as nitrous oxide. Bottles located in driver’s compartment must be equipped with the correct relief valve per manufacturer recommendations and vented outside the driver’s compartment. Bottles are limited to two 25-lb. bottles. The use of any agents other than nitrous oxide as a part of, or mixed with, this pressurized fuel system is strictly prohibited. (Push systems are prohibited.) Commercially available, thermostatically controlled, blanket type bottle heaters are acceptable. Any other method of heating bottles in vehicle is prohibited.
9.8 TOW VEHICLES
TOW VEHICLES: Vehicles may be towed to staging lanes. Vehicles may be towed from the return road. Vehicles may be towed from scales.
10: DRIVER
10.4 CREDENTIALS
CREDENTIALS: See general regulations.
11: CLASS & SAFETY REQUIREMENTS
It is the participant’s responsibility to familiarize oneself with the class requirements as found in the 2007 NMRA rulebook and the safety requirements as found in the 2007 NHRA rulebook.
The participant agrees that participant bears the ultimate responsibility at all times to ensure the safety of participant’s vehicle and to ensure that participant complies with all applicable NHRA & NMRA rules. The participant agrees that participant is in the best position to know about the construction and operation of participant’s vehicle, equipment, and clothing, and whether there has been compliance with all applicable NHRA & NMRA rules.
12: Street-Legal Requirements:
Headlights and tail lights for year & make of body used mandatory. Head lights & tail lights required to be functional.
14. RULES ADJUSTMENTS, MID SEASON LOG
Date: Adjustment:
None at this time.