Post by APR on Dec 17, 2012 8:14:29 GMT -5
Red denotes 2016 rule change
Car Body/Dimensions
Wheel Base: Any
Height: 3" inches Maximum
Length: 7" inches Maximum
Width: 2 3/4" inches Maximum
Weight: 143 Grams Maximum
4 Axles & Wheels must be installed on the side of the car body directly across from one another
No more than a 10 degree angle
Additional materials maybe added, as long as they meet the rules
Other types of materials may be used to construct your body, and/or frame
Fenders are Allowed
Note
Wheels/Car must clear the following Dimensions:
Track center rail height: 1/4" inch (7mm)
Track center rail width: 1 5/8" inches (4.2cm)
Wheels
Type: BSA ONLY (post 2009 only)
May be CnCed, Lathed, Polished, and/or Sanded to true tread surface
The tread surface must remain flat, and parallel to the bore
Wheel weigh 2.4 grams Minimum
Minimum Tread Width 7.5mm
Inside edge of wheel must be flat (no angling/tapering)
Lettering must remain on the inside and outside of the wheels including tread bumps
Step Removal and Hub coning is allowed
No bushings, sleeves, bearings, or material to be used/added in the wheel bore
Type: BSA ONLY
Minimum Diameter .080
Maximum Diameter .089
Lubricants
Any
Top 3 cars and 2 random cars maybe be checked after the race
Reasons for Disqualification
Magnets, starting or finish line devices, electronic or lighting, glass, fragile parts, wet paint, sticky material or substances, sharp objects, sandpaper, parts beyond the starting peg, propellants, wheels and axles attached to mechanical rotating devices.
Builder and car name must be on bottom of car
Car Body/Dimensions
Wheel Base: Any
Height: 3" inches Maximum
Length: 7" inches Maximum
Width: 2 3/4" inches Maximum
Weight: 143 Grams Maximum
4 Axles & Wheels must be installed on the side of the car body directly across from one another
No more than a 10 degree angle
Additional materials maybe added, as long as they meet the rules
Other types of materials may be used to construct your body, and/or frame
Fenders are Allowed
Note
Wheels/Car must clear the following Dimensions:
Track center rail height: 1/4" inch (7mm)
Track center rail width: 1 5/8" inches (4.2cm)
Wheels
Type: BSA ONLY (post 2009 only)
May be CnCed, Lathed, Polished, and/or Sanded to true tread surface
The tread surface must remain flat, and parallel to the bore
Wheel weigh 2.4 grams Minimum
Minimum Tread Width 7.5mm
Inside edge of wheel must be flat (no angling/tapering)
Lettering must remain on the inside and outside of the wheels including tread bumps
Step Removal and Hub coning is allowed
No bushings, sleeves, bearings, or material to be used/added in the wheel bore
Type: BSA ONLY
Minimum Diameter .080
Maximum Diameter .089
Lubricants
Any
Top 3 cars and 2 random cars maybe be checked after the race
Reasons for Disqualification
Magnets, starting or finish line devices, electronic or lighting, glass, fragile parts, wet paint, sticky material or substances, sharp objects, sandpaper, parts beyond the starting peg, propellants, wheels and axles attached to mechanical rotating devices.
Builder and car name must be on bottom of car
