Rules

Weight: 350 lbs.
0r 500 lbs (driver must weigh 275 lbs)
Age: 15+

Jr. Predator:  Wt. 265 lbs.
Age 7-14  Must run purple restrictor plate .500

THESE ENGINES CANNOT BE TAMPERED WITH!!!
​MUST BE RAN OUT OF THE BOX!!!  NO EXCEPTIONS!!!

NON-HEMI  OR HEMI ENGINES ONLY

*MAX RPM for JR. Predator and Adult Predator class will be 5500 RPM*
(please DO NOT  try to free rev these engines on the stand.. it could be dangerous)

**MUST RUN STRAP TYPE SPARK PLUG... NO CLONE SPARK PLUGS**

REV LIMITING COIL MUST BE PRESENT
(Can be found at OMB Warehouse or Dyno Cams)

1. Engine must be run out of box.
2. You can remove the governor but you don't have to.  (Since we have a RPM rule we suggest to leave them in)  Engine must pass a governor test on the stand if asked. (see max RPM rule listed above)
3. You can remove the oil sensor or leave it installed.
4. Air filter and sock must be installed per factory.
5. Engine must have a key way installed by factory on the flywheel.
6. You  may disconnect throttle top screw. Throttle spring may be modified to allow throttle to fully function. Throttle return spring may be modified, or an additional return spring may be added to allow throttle to return completely. 
7. You must run factory gas tank.
8. You can only bolt on a chain guard.  No aftermarket add ons.
9.  You can vent the gas cap. (per safety, the cap must be taped down) You may drill 1 hole up t0 3/16" diameter in gas cap.  A small piece of hose can be installed over hole to reduce debris from entering tank and reduce fuel splash.
10. No engine builder stickers on these motors.  They are stock motors.
11. Fuel: 87 Octane only.. NO ADDITIVES
12. Carburetor: Must remain stock (no alterations) Including stock jets
13. Engine:  NON-HEMI OR HEMI Predator 212 cc engines (model 60363 or 69730 only)  No exchanging or mixing of parts between motors.
14. Cylinder head:  Must be OEM Predator type casing only.  Intake and Exhaust ports must remain as factory produced.  Porting or deburring is not permitted.  Transition edge from port runner to bowl area must retain defined edge.  Head gasket surface must remain stock.  No copper or aluminum gaskets.
15. Valve: stock valves only
16. Valve Train:  must use stock push rods, rocker arms, retainers and valve springs.  (Must pass clone springs clone check)
17.  Camshaft must remain stock.
18.  Crank rod and piston must be factory without any modifications.  Stock piston rings.
19. You must run the stock head gasket.  No thin head gaskets.
20. Springs must pass clone spring check.
21.  Trophy class only- no money awarded.  If a person wants to race for money they can spend more and step up to a clone motor
22.  Recoil Vents must remain unblocked- No taping or stickers.
23. Drum or disc clutch may be used.
24. REV LIMITING COIL MUST BE PRESENT
​
**If you refuse tech, you will be removed from the class for the remainder of the season**
**If your engine is found to be modified after tech, you will be disqualified from the day's event and suspended from the class for 2 weeks on the first offense.  A second offense or arguing with a tech official will result in suspension from the class for the remainder of the season.
**If a driver wins a certain amount of races (determined by track), the track will take your motor and give you another one.  (Brand new in box)
**The track has the option to claim any motor, at any time, for any reason.  Any refusal to turn over a claimed motor will result in immediate disqualification from the Predator class for the remainder of the season.**

SUMMARY- IF THE ABOVE RULES DON'T SAY YOU CAN... DON'T TRY IT!!!!!