The PDF rulebook version can be found at: http://www.hrkc.com/rules
These rules can be edited at any time as needed. There are no grey areas if these rules don’t specifically say you can than it is illegal and you can’t.
To qualify for Predator/Ducar class, participant must be at least 15 years old.
Engine must be running out of the box with the follow modifications: Can drill cap with max 1 hole and 3/16 bit, can disconnect throttle stop screw, can run a top plate, remote mounted tank and fuel pump.
Governor must remain operational and be capable of a stand test with a max rpm of 5500, Track supplied tach can also be used to check at end of race. “Engine must Surge”
The air filter assembly must be 100% stock with all factory parts and pieces in use.
No taping or decals to cover the recoil vents.
Open “dry” clutch only #35 chain.
Must have a chain guard.
No rear gear smaller than 53 or skip tooth gears.
Engine can be claimed by any active racer or the track for $120 Regular Predator, $180 Ducar Predator not including clutch, chain guard, top plate or fuel pump.
Claim procedure will be the same as it is for the protest.
13.2 Clutch and Gearing
13.2.1 Any clutch with #35 chain. Skip gears or sprockets are NOT permitted.
13.2.2 Reference HRKC Section 10 for class specific Gear Rules.