S&S Super Stock Cylinder Heads Black (90-1504)

S&S - SUPER STOCK™ CYLINDER HEADS FOR EVO BIG TWIN

• Available in natural and black powder-coat finish.
• Must reuse stock headbolts.
• 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 box styles).
• S&S Super Stock piston kits are required and include 10:1 ratio pistons, rings, piston pins and clips (sold separately in pairs).
• Made in the U.S.A.
• Sold in pairs.
• Kits are fully assembled, and include stainless steel valves and high-lift springs (up to .640 lift).
• S&S heads give great performance now, and work perfectly with additional upgrades later.

NOTE: This project requires a skilled technician. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications.