Rookie class is intended to allow a beginner to become familiar with the sport of Karting and gain seat time in a racing environment. The Rookie class must run a stock Predator motor with a .425 (green) restrictor plate.
Minimum weight 260lbs
RESTRICTOR PLATES FOR ROOKIES: They are required to be in place for all practices and races. They may be inspected at any time by the head inspector. If requested, you will be obligated to produce plate immediately upon request. Failure to do so may result in loss of points, starting position or suspension from track.
NO karter shall move to a different class than they are registered for unless approved by SHAFFER SPEEDWAY.
The Junior class is for kids that have karting experience. This class should allow a driver to become competitive enough to make the step up to the senior class after a few years. The Junior class must run a stock Predator motor with a .500 (purple) restrictor plate.
If you are in the Junior class and cannot keep pace with the other karters, you will be moved back down to the rookie class until you get enough experience to move up.
Minimum weight 260.
RESTRICTOR PLATES FOR JUNIORS: They are required to be in place for all practices and races. They may be inspected at any time by the head inspector. If requested, you will be obligated to produce plate immediately upon request. Failure to do so may result in loss of points, starting position or suspension from track.
NO karter shall move to a different class than they are registered for unless approved by SHAFFER SPEEDWAY.
DRIVER: Experienced drivers only
ENGINE: Predator 6.5 hp 212 cc base engine
FUEL: Pump gas only
CLUTCH: Any clutch allowed
EXHAUST: Two 5/16 holes in exhaust is permitted
FUEL TANK: Stock fuel tank permitted, however, it is strongly recommended that you have an auxiliary fuel pump and top plate with associated fuel and pulse lines. The fuel pump may be pulsed from the engine side cover crankcase, or valve cover.
WEIGHT: Min 360lbs
This class is for the experienced drivers. No restrictor plates. Governor may be removed. There will be a $130 claim with the top 5 finishers eligible to put in the claim for the winner’s engine. Claim is for ENGINE ONLY—no chain guard, clutch or throttle linkage. 2nd place finisher has first right to claim, 3rd place has second right, and so on. There will be a 20 minute time limit to claim after the feature is completed.
DRIVER: Experienced drivers only
ENGINE: Predator 6.5 hp 212 cc base engine
FUEL: Pump gas only
CLUTCH: Any clutch allowed
EXHAUST: Two 5/16 holes in exhaust is permitted
FUEL TANK: Stock fuel tank permitted, however, it is strongly recommended that you have an auxiliary fuel pump and top plate with associated fuel and pulse lines. The fuel pump may be pulsed from the engine side cover crankcase, or valve cover.
WEIGHT: Min 400lbs
This class is for the experienced drivers. No restrictor plates. Governor may be removed. There will be a $130 claim with the top 5 finishers eligible to put in the claim for the winner’s engine. Claim is for ENGINE ONLY—no chain guard, clutch or throttle linkage. 2nd place finisher has first right to claim, 3rd place has second right, and so on. There will be a 20 minute time limit to claim after the feature is completed.
DRIVER: Experienced drivers only
ENGINE: Predator 6.5 hp 212 cc base engine
FUEL: Pump gas only
CLUTCH: Any clutch allowed
EXHAUST: Weiner Pipe or Stock permitted
FLYWHEEL: TBD
AIR BOX/AIR FILTER: After Market permitted
FUEL TANK: Stock fuel tank permitted, however, it is strongly recommended that you have an auxiliary fuel pump and top plate with associated fuel and pulse lines.
WEIGHT: Min 380lbs