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SAPCAR Performance Series
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Weight: not to exceed 9 oz.
Length: not to exceed 7 in. No part of the car (or accessories) may extend past the starting
post.
Width: no more than 2 3/4 in. overall, no less than 1 3/4 in. tire tracking
Track Clearance: min. 3/8 in.
Wheelbase: no specification
Axles: no specification.
Wheels:
A Wheels must be constructed of plastic, rubber, or polyurethane.
B. Wheel hubs may be made of metal, but may never come in direct surface contact with the track.
Lube:
Lubricants must be dry on the axle at race time. Wet, oily, or greasy axles are not allowed.
Over-application of lubricant which results in excessive shedding onto the track is not allowed.
Approved lubricants include (but are not limited to) graphite, Teflon, Nyloil, and Krytox.