S&S Cycle 90-1491 Super Stock Cylinder Heads (O-ring Intake) - 3-5/8in. Bore, High Compression - Natural Finish

Demon’s Part # 0930-0013 Mfg. Part # 90-1491


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Heads come completely assembled with valve seats, valves, guides, seals, .590in. lift valve springs, collars and valve keepers. Complete kits also include rocker cover gaskets, head gaskets and miscellaneous hardware with instructions. Use OEM manifolds and exhaust. 79-84 design uses band-style intake (not included). Sold in pairs. Made in the USA Dual Plugs/internal Oil Drains.