HATPA - Any Gear Rules

1 Maximum 14.9 or 15.5 x 38” tires unless factory equipped with larger tires.

2 10% RPM maximum over stock RPM’s.

3 Weight Classes; 8500,3500,7500, 3750, 6500,4000,5500, 4500, 5000,

4 No cut tires. Any tire with the leading edge modified is and will be considered cut and will not be permitted to pull for points.

5 Wheelie Bars recommended but not mandatory.

6 18” Drawbar height maximum.

7 Engine block, cylinder heads and manifolds must be OEM or any manufactures replacement of original