106-4570 - S&S Cycle 82cc Cylinder Head For Harley Davidson FLH 1340 1984 - Black

Features: S&S heads are available to be used with stock-style flat-top pistons. Kits are fully assembled, and include stainless steel valves and high-lift (.585") springs. Intake manifold and gasket kits are sold separately; gasket kits contain head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to the variety of available rocker box styles). Optimized for smaller displacement engines. Slight increase in compression (8.8:1 in an 80" motor) with 82cc chamber volume. Port design increases flow, while maintaining velocity. Set up for .585" maximum lift. EFI compatible. Made in the U.S.A..