Revell Pinewood Derby Officially Licensed Boy Scouts of America (BSA) Car Parts Accessory Pack A with Rollbar, Exhaust and Engine Officially licensed, race-legal product of the Boy Scouts of America for Pinewood Derby races. A great, easy way to customize the Wedge Basic Racer Kit with Wheels (RMXY8660) and the Basic Racer Kit (RMXY9632). Installation requires only an electric drill and glue. Use with Pinewood Derby paints, wheels, weights and decals. Expert instructions are included to guide you through every step of installation.