Camshafts, and the shape of the lobes on them, can play a dramatic effect on how a vehicle performs at different engine speeds. Understanding how they work—and the different types available—will help you to maximize your four-stroke engine’s performance. 

With inclement weather bringing the Arrington Performance NMRA/NMCA Power Festival presented by TorqStorm Superchargers to an early end, the remaining elimination rounds have been resheduled for the 24th Annual Whipple Superchargers NMRA World Finals Presented by Competition Clutch Featuring the Holley Intergalactic Ford Festival, which will be held at Beech Bend Raceway Park on September 29-...

SFI has discovered TANAKA driver restraint assemblies falsely represented as certified to SFI specification 16.1 and currently being sold through Ebay and Amazon.

With everything from championship drag racing and drifting exhibitions to a massive car show and an off-road showcase, this extravaganza offers something for any enthusiast. And, thanks to sponsorship support from the transmission specialists at Circle D Specialties, there is another exciting component of the Ford event of the year — the King of the Street Shootout!

With 10 successful seasons solidly in the history books, one of the NMRA’s most beloved — and craziest — classes, G-Force Racing Transmissions Coyote Stock, is still rapidly gaining momentum and the future is looking even brighter.
 

Despite an iffy forecast, Saturday bloomed into a beautiful day at US 131 Motosports part in Martin, Michigan. The pits swelled with race cars and fans came out to take in all the action from the track to the bustling manufacturer’s midway.

The couple that races together stays together. For Nicky “Notch” Mancuso and Amanda Pfister, the sentiment holds true and also extends to lengthy road-trips with their 1988 Ford Mustang GT.

SFI is aware of driver suits being falsely represented as certified to SFI specification 3.2A through images appearing as SFI conformance labels via a Facebook page by Trax Racewear LLC. 

California has introduced a SAN-supported resolution (A.C.R. 176) celebrating the history and culture associated with automobile cruising.

You might think of synthetic oils as a relatively modern development in the world of performance, but Red Line Synthetic Oil began offering its advanced lubrication products more than four decades ago when Peter Filice and Tim Kerrigan founded Red Line Synthetic Oil in 1979.

In the world of sway bars (anti-roll bars), bigger seems to be better. Can they be too big? Or do you even need a sway bar at all? There’s a lot of questions you might be asking yourself about sway bars.

The NMRA Competition Department has adjusted the event schedule to indicate the make-up rounds.

Just because a problem arose after installing a new part, doesn’t always mean the new part is the problem.

Mickey Thompson Tires & Wheels is proud to announce it has signed on as a Founding Member of Performance Racing Industry (PRI). Through its national trade show, advocacy efforts and awareness campaigns, PRI has become the voice of the racing industry in North America.

Andy Russell experienced some seriously cool cars in his younger years. His father, John Russell, worked at a Ford dealership near their home in Lebanon, Ohio, and owned and raced his fair share of Thunderbolts, Mavericks, and Fairlanes.

Even though he won the 2020 season championship title in NMRA Street Outlaw, Dom DiDonato’s 2008 Ford Mustang Shelby GT500 had never been professionally wired. So, when an opportunity for an upgrade presented itself, DiDonato moved forward with making his red ride even more race-ready.

After being involved in revolutionizing the sport of drag racing through his pioneering work with nitrous oxide, Dale Vaznaian is doing it again with his innovative new company, Compressed Air Supercharging.

A recap of the Holley NMRA Ford Nationals results from the 2nd Annual Arrington Performance NMRA/NMCA Power Festival Presented By TorqStorm Superchargers at US 131 Motorsports Park in Martin, Michigan.

Daily coverage from the 2nd Annual Arrington Performance NMRA/NMCA Power Festival Presented By TorqStorm Superchargers at US 131 Motorsports Park in Martin, Michigan.

Due to inclement weather, Saturday's racing schedule was not completed. Sunday's schedule will begin with the four remaining NMRA Open Comp pair left to run in Round 1 of eliminations, with Round 2 of NMRA Open Comp moving to the end of the rotation.

Eliminations results from the 2nd Annual Arrington Performance NMRA/NMCA Power Festival Presented By TorqStorm Superchargers at US 131 Motorsports Park in Martin, Michigan.

Daily coverage from the 2nd Annual Arrington Performance NMRA/NMCA Power Festival Presented By TorqStorm Superchargers at US 131 Motorsports Park in Martin, Michigan.

Qualifying results from the 2nd Annual Arrington Performance NMRA/NMCA Power Festival Presented By TorqStorm Superchargers at US 131 Motorsports Park in Martin, Michigan.

Daily coverage from the 2nd Annual Arrington Performance NMRA/NMCA Power Festival Presented By TorqStorm Superchargers at US 131 Motorsports Park in Martin, Michigan.

Currently sitting second in NMRA JDM Engineering Limited Street points, Stacey Roby has made changes to his 2014 Ford Mustang to prepare for an even better weekend at the upcoming NMRA/NMCA Power Festival at US 131 Motorsports Park in Martin, Michigan.

Daily coverage from the 2nd Annual Arrington Performance NMRA/NMCA Power Festival Presented By TorqStorm Superchargers at US 131 Motorsports Park in Martin, Michigan.

“The King” and SEMA push to pass the RPM Act in meetings with Congressional Representatives

Two-time and defending JDM Engineering Limited Street Champion Bill Putnam certainly made his mark on the relatively new NMRA heads-up Limited Street class.

After winning nearly a dozen NMRA True Street events from 2005-2010, Allen Hurley is readying his 1967 Ford Fairlane so he can get back to it in NMCA TorqStorm Superchargers True Street competition for the remainder of the 2022 season and beyond.

The latest pushrod powerplant to enter the hot-rodding realm is the Ford 7.3-liter Godzilla engine.

Until now to follow the rules of most sanctioning bodies a remote recovery tank would have to be plumbed off the overflow hose.

To supply those vehicles means adding fuel pumps with increased flow, and the specialists at Aeromotive offer drop-in fuel pump modules for recent and current Ford, Mopar, and GM applications.

SFI Foundation Inc. recently released a notice regarding non-compliant driver restraints that are being sold through eBay.

On the final weekend of June, the glorious rumble of 400 muscle cars echoed across 90 acres of green grass, through vintage barns, and between classic dealership buildings.

It’s a special weekend on the calendar with the Holley NMRA Ford Nationals series rolling into Summitt Motorsports Park for the Ford Performance Nationals. Sure everyone is excited about the ice cream on a hot racing weekend, but this event is also packed with special features ranging from the Baer Brakes All-Female True Street category to the TREMEC Shelby GT500 Shootout. 

Users asked and Design Engineering, Inc. delivered. DEI’s popular Titanium Knitted Sleeves are now available in a smaller size to fit 3" to 3.5" (# 10042) OD exhaust and turbo pipes, up to 36" in length.

As the fourth stop on the Holley NMRA Ford Nationals tour rolled into Summit Motorsports Park in Norwalk, Ohio, the stakes were high on the racetrack as competitors jockeyed for position in the championship points chase.

Leticia Hughes saw her fair share of Mustangs while growing up in the small town of Brownsville, Kentucky. She was fully fascinated by her brother’s Mustang when she was in her early teens, and she had her own Mustang by the time she was in high school.

Gulfcoast Driveshaft recently released a new 3.5-inch-diameter, aluminum driveshaft for 2018-newer Ford Mustangs with the 5.0-liter V-8 and A10 automatic transmissions.

As the Holley NMRA Ford Nationals embarks on its 25th anniversary, the series shifts its iconic Spring Break Shootout season opener to Orlando Speed World in 2023, diversifying the event with even more Blue Oval action.

If you’re looking to replace or upgrade your 1994-2004 Mustang K-member, QA1 has the bolt-in solution. QA1 tubular K-members are lighter and stronger and offer more exhaust clearance than factory Mustang K-members.

Like everyone in the drag racing community, the ProMedia family was shocked and saddened to learn of the tragic loss of Bill Bader Sr., a visionary not only in drag racing, but event promotion in general.

Longtime NMRA Exedy Racing Clutch Modular Muscle racer Gary “Hollywood” Parker and Brandon Conner, owner of Attitude Street Cars and a fellow NMRA competitor, took some time out from the routine of daily life to tag along on the 2022 Hot Rod Power Tour Presented by eBay Motors Driven by Continental Tire with ASC’s restomod 1970 Ford F100 pick-up truck.

There are two sides to creating a safe drag racing environment at the Holley NMRA Ford Nationals and Red Line Oil NMCA Muscle Car Nationals.

Cold-Gold Sleeve Offers Superior Thermal Protection with a Distinct Appearance for Wiring Harnesses, Fuel and Brake Lines and Linkages.

Mac’s Custom Tie Downs keeps the NMRA/NMCA trailers organized and secured for the tens of thousands of miles travesed each year with its national event series.

In it's second year at America's Race Track, Summit Motorsports Park, the NMRA Ford Performance Nationals delivered exciting racing on track, as the racers vie for valuable championship points in the second half of the 2022 Holley NMRA Ford Nationals drag racing season.

Holley Dominator EFI kits are available for variety of popular applications, such as LS kits with and without drive-by-wire and transmission control and several universal kits for conventional pushrod Ford and Chevrolet engines.

Haltech releases new solid-state, programmable power distribution module.

The NMRA Technical Committee has updated the 2022 rules in 8.60 Street Race.