2024 NASCAR Whelen All-American Series Rulebook will be followed with the following exceptions:
Engine/Carburetor/Weights:
GM 602 Crate Engine w/390 or 650 cfm + 1″ Tapered Spacer Plate 3,000/1,300
GM 603/ZZ4 Crate Engine w/390 cfm + 1″ Tapered Spacer Plate 3,000/1,350
GM 604 Crate Engine w/500 cfm + 1” Tapered Spacer Plate 3,050/1,350
Ford JR347 Crate Engine w/390 cfm + 1″ Tapered or Open Spacer Plate 3,025/1,325
GM Built (Straight Plug & Dillon 70cc) w/500 cfm w/Track Plate 3,050/1,350
GM Built (Steelhead) w/500 cfm w/Track Plate 3,050/1,350
Ford Built w/500 cfm w/track plate + 1” Tapered Spacer Plate 3,050/1,370
GM Upgrade (Spec) w/500 cfm w/Track Plate 3,100/1,375 (7200 RPM Limit)
Harrington Enforcer w/500 cfm w/Track Plate 3,100/1,400 (7200 RPM limit)
Ford SR347 w/500 cfm w/Track Plate 3,100/1,375 (7200 RPM limit)
450 cfm carb may be used instead of 500 w/track plate on any engine combination utilizing it.
The “Track Plate” is the same as the Orange County Plate.
Shocks:
Spec-type shocks (Pros/Afcos/Koni/etc.) are preferred.
Penske-style Shocks are allowed with a 100-pound weight penalty. Split evenly left and right.
Suspension:
No Coil Binding, Bump Stops or Suspension Travel limiting devices are allowed.
**All middle spring coils shall be taped using either body masking or cloth duct tape (preferred) – electrical tape cannot be used. Taping shall be wrapped without cuts in only one (1) layer and shall start at the middle coil encasing the ensure coil surface and covering two (2) full coils. This tape shall be present and easily visible pre- & post-tech. Failure to tape your coil in this exact manner will result in immediate disqualification at post-tech inspection. Tape applied in this manner must be present at inspection and any cut or smudge to the tape resulting from coil compaction and/or touching will be an immediate disqualification. All coils must be active.**
Ride Height:
A minimum 4″ ride height must be met at all times. No part of the car including the body, chassis, etc. can be lower than 4″.
Sway Bar:
The Swaybar may be no larger than 1.75″ in diameter.
Brakes:
Single Piston Caliper Brakes Allowed Only.
Tires:
Bring Your Own Hoosier F-45 or F-50 tires. 5/32 tread depth to be checked before cars take to the track for qualifying. Tire softness will also be checked to ensure no tire soaking is being done.
Competition:
The track reserves the right to level the competition if necessary to prevent one driver, car or engine from dominating the races.
If anyone has any questions or concerns please get in touch with Langley Austin at 276.613.4208 or email [email protected]