NMRA Digital
02-08-2006, 05:28 PM
PROMEDIA EVENTS RULES REVISIONS & TECH BULLETINS
Adjustments to Rulebook copy as of 2/7/2006
NMRA RULES REVISIONS & TECH BULLETINS
SPEC FUELS:
Required in the following categories:
NMRA: Factory Stock, Pure Street, Real Street, Hot Street
NMCA: Mean Street, Street Race, Pro Stock
Torco Racing Fuels - www.torcoracefuels.com
Turbo Mach 100 Unleaded - All NMRA & NMCA-EDELBROCK Classes
Mach 114 - NMRA Hot Street & All NMCA-EDELBROCK Classes
Mach 116 - NMRA Hot Street & All NMCA-EDELBROCK Classes
Mach 118 – NMRA Hot Street & NMCA-EDELBROCK Pro Stock Only
Mach 118 NOS – NMRA Hot Street & NMCA-EDELBROCK Pro Stock Only
VP Racing Fuels - vpracingfuels.com
C10 Unleaded – All Classes
C12 - NMRA Hot Street & All NMCA-EDELBROCK Classes
C14 - NMRA Hot Street & All NMCA-EDELBROCK Classes
C14 Plus - NMRA Hot Street & All NMCA-EDELBROCK Classes
C16 – NMRA Hot Street & All NMCA-EDELBROCK Classes
C25 – NMRA Hot Street & NMCA-EDELBROCK Pro Stock Only
The Approved Spec Fuels are required to be utilized for all competitors in the above spec fuel classes, and a supply is not always available on-site due to track rules and regulations. For information on fuel sales, you may contact the manufacturers directly:
1. 2005-2006 Mustang Frame Rail Notching / Classes: Hot Street, Drag Radial, Super Street Outlaw – Effective 1/3/06
2005-06 Ford Mustang rear frame rails may be notched a maximum of 2-inches vertically for rear end housing clearance only. The upper part of the rail must remain intact.
2. Nitrous Bottle Section 1.9 / Classes: EFI Renegade
Up to two (2) 15-lb nitrous bottles are permitted in nitrous-equipped entires.
3. Qualifying / Classes: Pro 5.0
Pro 5.0 eliminator will be contested with a 16-car qualified field.
4. Turbo Size / Pro 5.0 & Drag Radial
Pro 5.0 106mm turbo size will be measured as follows: inducer wheel = 4.173-inch, inlet diameter = 4.253-inch. Drag Radial 88mm turbo size will be measured as follows: inducer wheel = 3.464-inch, inlet diameter = 3.544-inch.
5. Head Porting 2-Valve / Real Street
2-valve combinations may port cylinder heads with a 50-lb weight penalty.
6. Factory Stock / Brakes
5-lug OEM Ford brake may be retrofitted to cars originally equipped with 4-lug brakes.
7. Pure Street / 3-Valve Modular Camshaft Lift
3-valve Modular camshafts will be limited to .480-inch lift
8. Real Street & Pure Street / Section 9.2 Wide-band Devices
Stand-along wide band oxygen sensors and recorders permitted, however device may not be capable of datalogging additional sensors and/or analog inputs, with the sole exception of tachometer signals. Any wide-band 02 device must be capable of only logging air/fuel ratio, and/or engine speed, and may not be run in closed loop with EFI or ignition system.
9. Renegade / Superchargers
4.6L Modular engines utilizing Kenne Bell or Whipplecharger style superchargers may use adapter plate that is OEM included in the kit.
10: Pro 5.0, SSO, Drag Radial, Hot Street, Renegade, Pure Street / Intake Manifold
BBK Intake Manifold PN #5001 accepted.
11. Drag Radial, Hot Street, Renegade, Pure Street / RHS Cylinder Heads
RHS Small Block Ford Windsor heads accepted in the following categories: 180cc (Iron & Alum) in Drag Radial, Hot Street, Renegade, Pure Street. 200cc & 215cc (Iron & Alum) in Renegade, Hot Street, Drag Radial only.
12. Factory Stock/Real Street / 3-Valve Camshaft lift
Stock camshaft lift on 3-valve will be measured as follows: .439-inch intake and .436-inch exhaust.
13. Hot Street, Drag Radial / Annual Boosters
Carburetor-equipped engines in Hot Street and Drag Radial are permitted to utilize conventional-type factory-style annular boosters.
Adjustments to Rulebook copy as of 2/7/2006
NMRA RULES REVISIONS & TECH BULLETINS
SPEC FUELS:
Required in the following categories:
NMRA: Factory Stock, Pure Street, Real Street, Hot Street
NMCA: Mean Street, Street Race, Pro Stock
Torco Racing Fuels - www.torcoracefuels.com
Turbo Mach 100 Unleaded - All NMRA & NMCA-EDELBROCK Classes
Mach 114 - NMRA Hot Street & All NMCA-EDELBROCK Classes
Mach 116 - NMRA Hot Street & All NMCA-EDELBROCK Classes
Mach 118 – NMRA Hot Street & NMCA-EDELBROCK Pro Stock Only
Mach 118 NOS – NMRA Hot Street & NMCA-EDELBROCK Pro Stock Only
VP Racing Fuels - vpracingfuels.com
C10 Unleaded – All Classes
C12 - NMRA Hot Street & All NMCA-EDELBROCK Classes
C14 - NMRA Hot Street & All NMCA-EDELBROCK Classes
C14 Plus - NMRA Hot Street & All NMCA-EDELBROCK Classes
C16 – NMRA Hot Street & All NMCA-EDELBROCK Classes
C25 – NMRA Hot Street & NMCA-EDELBROCK Pro Stock Only
The Approved Spec Fuels are required to be utilized for all competitors in the above spec fuel classes, and a supply is not always available on-site due to track rules and regulations. For information on fuel sales, you may contact the manufacturers directly:
1. 2005-2006 Mustang Frame Rail Notching / Classes: Hot Street, Drag Radial, Super Street Outlaw – Effective 1/3/06
2005-06 Ford Mustang rear frame rails may be notched a maximum of 2-inches vertically for rear end housing clearance only. The upper part of the rail must remain intact.
2. Nitrous Bottle Section 1.9 / Classes: EFI Renegade
Up to two (2) 15-lb nitrous bottles are permitted in nitrous-equipped entires.
3. Qualifying / Classes: Pro 5.0
Pro 5.0 eliminator will be contested with a 16-car qualified field.
4. Turbo Size / Pro 5.0 & Drag Radial
Pro 5.0 106mm turbo size will be measured as follows: inducer wheel = 4.173-inch, inlet diameter = 4.253-inch. Drag Radial 88mm turbo size will be measured as follows: inducer wheel = 3.464-inch, inlet diameter = 3.544-inch.
5. Head Porting 2-Valve / Real Street
2-valve combinations may port cylinder heads with a 50-lb weight penalty.
6. Factory Stock / Brakes
5-lug OEM Ford brake may be retrofitted to cars originally equipped with 4-lug brakes.
7. Pure Street / 3-Valve Modular Camshaft Lift
3-valve Modular camshafts will be limited to .480-inch lift
8. Real Street & Pure Street / Section 9.2 Wide-band Devices
Stand-along wide band oxygen sensors and recorders permitted, however device may not be capable of datalogging additional sensors and/or analog inputs, with the sole exception of tachometer signals. Any wide-band 02 device must be capable of only logging air/fuel ratio, and/or engine speed, and may not be run in closed loop with EFI or ignition system.
9. Renegade / Superchargers
4.6L Modular engines utilizing Kenne Bell or Whipplecharger style superchargers may use adapter plate that is OEM included in the kit.
10: Pro 5.0, SSO, Drag Radial, Hot Street, Renegade, Pure Street / Intake Manifold
BBK Intake Manifold PN #5001 accepted.
11. Drag Radial, Hot Street, Renegade, Pure Street / RHS Cylinder Heads
RHS Small Block Ford Windsor heads accepted in the following categories: 180cc (Iron & Alum) in Drag Radial, Hot Street, Renegade, Pure Street. 200cc & 215cc (Iron & Alum) in Renegade, Hot Street, Drag Radial only.
12. Factory Stock/Real Street / 3-Valve Camshaft lift
Stock camshaft lift on 3-valve will be measured as follows: .439-inch intake and .436-inch exhaust.
13. Hot Street, Drag Radial / Annual Boosters
Carburetor-equipped engines in Hot Street and Drag Radial are permitted to utilize conventional-type factory-style annular boosters.