• GP-Style pistons are disigned to withstand the demands of the Gran Prix circuit
• Thicker domes than the standard Pro-Lite, pinned on centerline, no intake window
• No engine modifications required
• Contain all the necessary components for overboring or rebuilding your top end
• Cylinder sleeves must be purchased separately

Our pistons, rings and kits are sold by application and bore size. Please note that STANDARD and OVERSIZES are not indicated. To get the correct part, you must know the standard bore size to make sure you are ordering either the standard or correct amount of oversize that you need. If you have any questions, please call Technical Service.

(1) Piston

(1) Wrist pin

(1) Top ring

(2) Cir clips

(1) Needle bearing

(1) Base gasket

(1) Exhaust gasket

(1) Head gasket

(1) Intake reed gasket

(3) Power valve gaskets (assorted sizes)

(3) O-rings

Instructions