New spring/summer store hours are coming soon! Starting Monday, February 26th, stores are closed on Mondays, and hours change from Tuesday through Friday. Please review carefully. There are no changes to Saturday and Sunday hours.
Pocket size slide calculator. Helps determine required jetting changes in carburetors due to temperature and altitude change. For single and multiple carburetion on 2 & 4 stroke engines. Comes with a guide for determining rich or lean conditions. A must for riders and mechanics that demand maximum performance.
Covers Mikuni hex jets and slot type.