11/15/11 11:13 AM
2012 Sportsman Rules
MOTOR: Cast iron block and heads. Aluminum intake okay, No nitrous, no turbos, no blowers. No nitro methane headers allowed.
MUFFLERS: Cars must meet 95db @ 100'.
FUEL: Race fuel only, no alcohol.
WEIGHT: 2600lbs after the race, with driver in the car.
TIRES AND WHEELS: Up to 11.5 max asphalt take off no beadlocks, grooving is okay, no treating tires.
REAR SPOILER: 60" max from ground. Must be clear side boards 12" max must be clear no further than driver.