design

My son's pack and district have a peculiar set of a rules that ban certain widely used techniques, while still leaving the door open for some creative designs. Many common practices like 3-wheeling and altering the wheelbase are prohibited. Oil, washers, bushings, and bearings are also banned...

I'm the new guy here with a Lion and Webelos cub scouts which both handily won their pack races. We are now onto the district event which is using the detailed Greater NYC rules for the stock class and I have to build new cars. The inserted picture is a 3 wheel rail runner that won our event...

Hi, We're building our first car and would appreciate some input: 1) Our rules require all 4 wheels to touch the track. In this case, it is still better to bend the rear axles to ride the rails, or should we have all 4 axles straight? 2) What's the consensus on best overall body design? a)...