Rules
1/24th NASCAR Series:
- 4.5 in. frame, Axles must be 4.5 in. apart on center
- Parma S16D-502 sealed "Green" motor
- 1/8 in. rear Axle
- 1/8 in. or 3/32 in. front axle
- 4.5 in. NASCAR stock car body
- Must have stock-car like front wheels and tires.
Minimum 3/8 in. wide front tires
- All 4 tires must touch the track surface and roll
- 1/16 in. minimum ground clearance
- 48 Pitched gears only
- 1/2 in. wide rimmed tires
- 3.25 in. Maximum width
- Must meet minimum body height of 1-3/4 in.
- Body must have detailed painted driver with full interior
1/24th GT Sports Car Series:
- 4 in. frame - Axles must be 4 in. apart on center
- Parma S16D-502 sealed "Green" motor
- GT Sports car bodies with enclosed cockpit only.
No "High Down force" bodies
- Body must havedetail painted driver with full interior
- 3/32 in. Axles - Front and rear
- All 4 tires must touch the track surface and roll
- 1/16 in. minimum ground clearance
- 64 or 48 Pitched gears only
- 3.25 in. Maximum width
1/24th Indy Car Series:
- 4 in. - 4.25 in. frame - Axles must be 4 in. to 4.25 in. apart on center
- Inline, Angle-winder or Side-winder chassis allowed
- Parma S16D-501 sealed "Black" motor
- 3/32 or 1/8 in. Axles - Front and rear
- Front wheels minimum width is 3/8 inch.
- All 4 tires must touch the track surface and roll
- 1/16 in. minimum ground clearance
- 64 or 48 Pitched gears only
- 3.25 in. Maximum width
- Open wheel Indy or Formula 1 style body must be used
- Body must have a detailed painted driver
1/24th Late Model Dirt Cars:
- 4 in. frame - Axles must be 4 in. apart on center
- Parma S16D-501 sealed "Black" motor
- Late Model Dirt Track body
- Body must have detail painted driver with full interior
- 3/32 in. Axles - Front and rear
- All 4 tires must touch the track surface and roll
- 1/16 in. minimum ground clearance
- 64 or 48 Pitched gears only
- 3.25 in. Maximum width
1/24th Craftsman Truck Series:
- 4.5 in. frame, Axles must be 4.5 in. apart on center
- Parma S16D-501 sealed "Black" motor
- 1/8 in. rear Axle
- 1/8 in. or 3/32 in. front axle
- 4.5 in. Craftsman Truck body
- Must have stock-car like front wheels and tires.
Minimum 3/8 in. wide front tires
- All 4 tires must touch the track surface and roll
- 1/16 in. minimum ground clearance
- 48 Pitched gears only
- 1/2 in. wide rimmed tires
- 3.25 in. Maximum width
- Must meet minimum body height of 1 3/4 in.
- Body must have detailed painted driver with full interior
1/24th Busch Car Series:
- 4 in. frame - Axles must be 4 in. apart on center
- Parma S16D-501 sealed "Black" motor
- 4 in. Stock Car body
- Body must have detail painted driver with full interior
- 1/8 in. or 3/32 in. Axles - Front and rear
- Stock car like front wheels and tires
No "O-ring" style tires allowed
- All 4 tires must touch the track surface and roll
- 1/16 in. minimum ground clearance
- Minimum roof body height
- 64 or 48 Pitched gears only
- 3.25 in. Maximum width
1/24th Grp 12 Wing Cars
- Any production chassis
- "C" can type motors only
- Grp 12 "Tagged" armatures must be used
- Ball bearings allowed in motor and on axles
- Wing style body with detailed painted driver
- 1/16 in. minimum ground clearance
1/24th Sprint Cars
- Must be "Sprint Plus" brass frame
- Must use Sprint style body with a detail painted driver
- Must use Parma S16D-501 sealed "Black" motor
- 1/8 in. Axles - Front and rear
- Must use stock front wheels and tires must touch
- All four tires must touch the track surface and roll
- Must use stock or equivalent rear tires. ie. MX 699-N racing tires
- Rear tires must be 1" dia. x 3/4" wide.
- 1/16 in. minimum ground clearance
- 48 Pitched gears only
- Nerf bars can be added to the stock chassis
- The top wing can't be any bigger than what comes in the "Sprint Plus" kit
- 3.25 in. Maximum width
