Dirt chassis is usually left turn only (LTO) which means the rear axle bearings are offset to the right. If it’s a straight up chassis set up for oval you can run it on a sprint track by putting the same wheels and tires on both sides and centering everything up.
FAA certified jet engine and aircraft technician,
Nicholson Speedway class champion 2001,
Yamaha KT100 Service Center,
41 years karting experience