Cars built to 1969 NHRA, AHRA rules allowed.
All vehicles must meet NHRA tech to run.
Seat Belts must be up-to-date.
Trans-shields or blankets and/or blow proof bellhousings must be employed.
Wings: No front wings allowed
Rear wings may be attached to the top of the roll cage only.
No rear wings on stands or risers.
Wheelie bars allowed.
Blown, injected and/or carbs allowed.
Any fuel allowed.
Super Chargers: GMC/Roots-type, 8:71 max displacement. No modern Paxton or Vortec
Fuel Injection: Mechanical fuel injection only—no electronic fuel injection.
Single distributor or magneto systems only.
MSD-type or other electronic ignition allowed.
Rev-limiter allowed, but for engine protection only; may not be used on launch
No electronic delay boxes, light timers, throttle controls or anything of that nature.
Cast aluminum or iron intakes only. No sheet metal intakes.
Vintage-style U-Fab tube intakes allowed
Aftermarket heads and blocks allowed.
Any transmission allowed
Trans brake allowed, but no 2-step or other rev limiter allowed on launch.
1/8-mile/ Pro .400 tree