S&S CYCLE PERFORMANCE EVOLUTION HEADS HARLEY THRASHIN oil reservoir and necessary hardware

oil reservoir and necessary hardware

Forged billet aluminum air cleaner featuring a polycarbonate window to view the internal working of the air intake system

best of both worlds with contoured lines and a bucketed driver’s seating area and substantial lumbar

In addition

S&S CYCLE PERFORMANCE EVOLUTION HEADS HARLEY THRASHIN oil reservoir and necessary hardwareS&S CYCLE PERFORMANCE EVOLUTION HEADS HARLEY 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