106 Inch Hot Set Up Engine Performance Kit

106 Inch Hot Set Up Engine Performance Kit

• Increased fin area for better heat dissipation
• Increase bore size from 3.750″ to 3.927″
• 4 3/8″ stroke, 10:1 compression with stock heads
• Easy installation; no machining or rebalancing required
• Forged coated pistons are compatible with stock or S&S Super Stock 79cc and 89cc heads
• Valve pocket recessed in S&S pistons are enlarged for oversize valves and higher lift cams
• 11 fins and full fin pattern on cam side of cylinders closely resembles OEM shape
• Kit includes; S&S cylinders with gaskets, piston set with rings, top end gasket kit, pushrods, tappets, 585CE chain-drive easy start cams and instructions
• A fuel system is not included
• Made in the U.S.A.