106" Hot Set Up Engine Performance Kit / '07-'17 Twin Cam

The S&S Cycles 106” Hot Setup Kit is a performance-enhancing big bore upgrade designed for 2007-2017 Harley-Davidson Twin Cam models (except Twin Cooled models). This bolt-on kit increases engine displacement, delivering more horsepower, torque, and throttle response without requiring crankcase modifications. Boosts engine size to 106 cubic inches for increased power. Designed for easy installation with no machining or rebalancing required. Includes high-performance components for a smoother, more powerful ride. How Does the S&S 106” Hot Setup Kit Improve Performance? This kit is engineered to maximize power output, giving riders a more aggressive and responsive riding experience. 4” big-bore cylinder kit with 10.5:1 pistons for better heat dissipation and increased fin area. S&S 585 Easy Start Cams ensure smooth engine starting and optimize power delivery. Forged coated pistons compatible with stock heads or S&S Super Stock 79cc and 89cc heads. Premium oiling co