jclewis
Member
JOHN CASH MEMORIAL RACE
GEORGIA KARTING KOMPLEX
CARNESVILLE, GA
JANUARY 16TH, 2021
OTB PREDATOR RULES
AGE: 15 and older
WEIGHT: Medium ... 350 lbs.
Heavy ... 375 lbs.
Super heavy ... 425 lbs. ... (200lb
minimum driver weight with
safety gear: (helmet/jacket/neck
brace/gloves)
TIRES: Maxxis only ... no recaps
FUEL: Track spec gasoline (87 octane ethanol/gasoline from designated purchase point)
RPM: 5000 RPM maximum
CLUTCH/GEARING: Shoe or disk clutch ... #35 chain only ... no skip tooth, partial tooth or altered tooth gear/clutches allowed. Must run track specified gear:
OTB 350 ... 20 tooth clutch -
56 rear axle
OTB 375 ... 20 tooth clutch -
58 rear axle
OTB 425 ... 20 tooth clutch -
60 rear axle
ENGINE: Harbor Freight stock "out of the box" 212 cc motor (model 60363 or 69730 only) ... no Ducar (Dyno Cams) motors allowed. Only Harbor Freight motors sold as stand alone items are legal ... Predator motors from other Harbor freight equipment (water pumps, generator, etc) are not allowed.
All parts must remain stock, with no modification or alteration except as noted in these rules.
No interchange of parts between engine models.
Governor must remain operational and retain all original governor parts/springs/linkage/throttle arm.
Stock unaltered OEM air box/filter/pre- filter ... all holes to the air box must be plugged.
Stock unaltered muffler/exhaust system.
Vent tube from tank may be disconnected.
Gas cap may be drilled to prevent vapor lock... multiple holes allowed.
Fuel strainer must be intact and in position in tank filler neck
Chain guard and throttle linkage are only aftermarket parts allowed.
Oil sensor may be disconnected.
Stock engine kill switch must remain operational.
Spark plug (type) is non tech.
APPEARANCE: Engine must outwardly appear as it did when it came out of the box, including color (factory black sheet metal/tank/recoil) No painting of any engine component allowed. No aftermarket advertising or engine builder stickers, markings or other identifiers allowed on any engine component (blower housing, tank, chain guard, top plate, etc.). All engine components must retain any original stampings/numbering/stickers ... no additional stampings/numbering/engravings allowed. No tape allowed on motor ... no taping of recoil or blower housing allowed.
ON BOARD TACH: An on board memory tach is mandatory for all karts in class ... at tracks discretion, engine(s) are subject to RPM check/verification with kart’s tach, or track supplied tach.
RPM CHECK: 5000 ABSOLUTE maximum engine RPM. Engines are subject to check at the completion of each event (qualifying/heat/main). Karts will be placed on stand and checked as raced ... engine cannot exceed the maximum specified RPM at any point during check (Maximum RPM based on tach memory recall during check). Governors must be operational. Kart/engines will only receive one attempt at each check.
ON TRACK OPERATION: Throttle must be operated by throttle pedal and linkage. Driver’s reaching around and operating the throttle/governor by hand will be disqualified.
ENGINE CLAIM: Engine claim fee $125. Any competitor finishing in the original top five positions may claim any engine finishing in front of them ... no reverse claiming. In order to file an engine claim, a competitor must complete the race. Engines may be claimed only at the completion of main event for each weight class. Claim must be filed by the driver of the kart before his kart leaves the scale. The driver of the kart is the only allowed claimant. Any outside coercion to influence a driver to claim a motor will not be allowed. In the case of more than one claim on the same engine, the highest finishing position will have priority. No multiple engine claims allowed ... only one claim per driver/kart/class/event. Once a verbal claim has been filed, the claim cannot be withdrawn without disqualification for all OTB classes in which the competitor is entered. Claimed engines will be allowed to complete all main events in all classes in which the competitor is registered at time claim is filed. Claimed engines will be held in tech until the completion of the event. Engines are claimed as raced, minus clutch, chain guard, and non-stock throttle linkage parts.
FAILURE TO COMPLY: First offense penalty for refusing an engine claim will be disqualification for all OTB classes in which the competitor is entered. A competitor who has multiple instances of refusing an engine claim will be subject to additional disciplinary action at the track/series discretion, up to and including permanent exclusion from the OTB classes.
GEORGIA KARTING KOMPLEX
CARNESVILLE, GA
JANUARY 16TH, 2021
OTB PREDATOR RULES
AGE: 15 and older
WEIGHT: Medium ... 350 lbs.
Heavy ... 375 lbs.
Super heavy ... 425 lbs. ... (200lb
minimum driver weight with
safety gear: (helmet/jacket/neck
brace/gloves)
TIRES: Maxxis only ... no recaps
FUEL: Track spec gasoline (87 octane ethanol/gasoline from designated purchase point)
RPM: 5000 RPM maximum
CLUTCH/GEARING: Shoe or disk clutch ... #35 chain only ... no skip tooth, partial tooth or altered tooth gear/clutches allowed. Must run track specified gear:
OTB 350 ... 20 tooth clutch -
56 rear axle
OTB 375 ... 20 tooth clutch -
58 rear axle
OTB 425 ... 20 tooth clutch -
60 rear axle
ENGINE: Harbor Freight stock "out of the box" 212 cc motor (model 60363 or 69730 only) ... no Ducar (Dyno Cams) motors allowed. Only Harbor Freight motors sold as stand alone items are legal ... Predator motors from other Harbor freight equipment (water pumps, generator, etc) are not allowed.
All parts must remain stock, with no modification or alteration except as noted in these rules.
No interchange of parts between engine models.
Governor must remain operational and retain all original governor parts/springs/linkage/throttle arm.
Stock unaltered OEM air box/filter/pre- filter ... all holes to the air box must be plugged.
Stock unaltered muffler/exhaust system.
Vent tube from tank may be disconnected.
Gas cap may be drilled to prevent vapor lock... multiple holes allowed.
Fuel strainer must be intact and in position in tank filler neck
Chain guard and throttle linkage are only aftermarket parts allowed.
Oil sensor may be disconnected.
Stock engine kill switch must remain operational.
Spark plug (type) is non tech.
APPEARANCE: Engine must outwardly appear as it did when it came out of the box, including color (factory black sheet metal/tank/recoil) No painting of any engine component allowed. No aftermarket advertising or engine builder stickers, markings or other identifiers allowed on any engine component (blower housing, tank, chain guard, top plate, etc.). All engine components must retain any original stampings/numbering/stickers ... no additional stampings/numbering/engravings allowed. No tape allowed on motor ... no taping of recoil or blower housing allowed.
ON BOARD TACH: An on board memory tach is mandatory for all karts in class ... at tracks discretion, engine(s) are subject to RPM check/verification with kart’s tach, or track supplied tach.
RPM CHECK: 5000 ABSOLUTE maximum engine RPM. Engines are subject to check at the completion of each event (qualifying/heat/main). Karts will be placed on stand and checked as raced ... engine cannot exceed the maximum specified RPM at any point during check (Maximum RPM based on tach memory recall during check). Governors must be operational. Kart/engines will only receive one attempt at each check.
ON TRACK OPERATION: Throttle must be operated by throttle pedal and linkage. Driver’s reaching around and operating the throttle/governor by hand will be disqualified.
ENGINE CLAIM: Engine claim fee $125. Any competitor finishing in the original top five positions may claim any engine finishing in front of them ... no reverse claiming. In order to file an engine claim, a competitor must complete the race. Engines may be claimed only at the completion of main event for each weight class. Claim must be filed by the driver of the kart before his kart leaves the scale. The driver of the kart is the only allowed claimant. Any outside coercion to influence a driver to claim a motor will not be allowed. In the case of more than one claim on the same engine, the highest finishing position will have priority. No multiple engine claims allowed ... only one claim per driver/kart/class/event. Once a verbal claim has been filed, the claim cannot be withdrawn without disqualification for all OTB classes in which the competitor is entered. Claimed engines will be allowed to complete all main events in all classes in which the competitor is registered at time claim is filed. Claimed engines will be held in tech until the completion of the event. Engines are claimed as raced, minus clutch, chain guard, and non-stock throttle linkage parts.
FAILURE TO COMPLY: First offense penalty for refusing an engine claim will be disqualification for all OTB classes in which the competitor is entered. A competitor who has multiple instances of refusing an engine claim will be subject to additional disciplinary action at the track/series discretion, up to and including permanent exclusion from the OTB classes.