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Increased cranking amps over lead acid batteries
engines are boosted to 100in
1979-1982 Harley Davidson FXE Super Glide
S&S now offers Shovelhead style top end kits that provide everything you need to replace the top end of a 80in
2000-2009 Yamaha XVS1100A V Star 1100 Classic
S&S Cycle 90-1004 Super Stock EVO Cylinder Heads - Natural control-cables-throttle-cables Increased cranking amps over leadS&S heads give great performance now, and work perfectly with additional upgrades later. Kits are fully assembled, and include stainless steel valves and high lift springs (up to . 640 lift). Available in natural and black powder coat finish. Intake manifold, pistons 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
