S&S Cycle Black Cylinder Heads for Evolution EVO w/ Stock Style Pistons 84-99

IN BRAND NEW CONDITION

PART# 106-4570

DRAG PART # 0930-0061

TUCKER PART # 495233

Fits: 1984-1999 Harley-Davidson Evolution Big Twin Models

• Now 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
• Sold in pairs
• Made in the U.S.A.

1984-1999 Harley-Davidson Evolution Big Twin Models