Is it legal to polish Pinewood Derby axles?
Axles are LEGAL in all races. LATHED shaft and underside of axle head to remove Crimp marks and Burrs – these must be removed to make your car fast. POLISHED axle shaft to minimize friction, increasing your car speed. LEGAL in all races.
What do you polish Pinewood Derby axles with?
Use polishing compound from the auto supply store to polish the wheels and axles. One easy way to do this is to clamp the axles back in the drill and let the drill spin the axle while you polish it. 9. When you install the axles and wheels, make sure they are aligned perfectly straight.
Can you sand Pinewood Derby wheels?
Lightly Sanded BSA Wheels Wheels must be the original shape as packaged in the Official Cub Scout Grand Prix Pinewood Derby Kit. Wheels may be sanded until the mold seam is removed. Wheels are not to be turned on a lathe, completely smoothed or modified. Some of the original surface must still be visible.
What is the maximum weight for a Pinewood Derby car?
5 ounces
MAX OUT YOUR CAR’S WEIGHT AT 5 OZ In most races, a Pinewood Derby car’s weight is limited to 5 ounces. If your car weighs less than that, add coins or other weights.
What do you use to polish pinewood derby axles?
Use polishing compound from the auto supply store to polish the wheels and axles. One easy way to do this is to clamp the axles back in the drill and let the drill spin the axle while you polish it.
Should you sand pinewood derby car wheels?
In the past, pinewood derby wheels had a mold mark on the wheel tread that had to be removed by sanding. The new wheels no longer have a mold mark. Sanding can still help by removing variations in the wheel circumference making the wheel rounder but sanding is no longer as necessary as it was.
What do you use to polish Pinewood Derby axles?
Should you sand your Pinewood Derby wheels?
Wheels must be the original shape as packaged in the Official Cub Scout Grand Prix Pinewood Derby Kit. Wheels may be sanded until the mold seam is removed.