Head assembly kits come with everything you need to assemble our popular Speedmaster cylinder heads.
They feature the highest quality components, such as heavy duty stainless steel valve, high performance dual springs, heat treated screw in studs and guide plates, and 4140 chromemoly locks and retainers.
Valves are a 1 piece swirl polished with hardened tip stainless steel with undercut 11/32 hard chromed stems for increased flow.
Head assembly kits are designed to suit all types of cylinder head and camshaft specifications.
Kits Includes:
Stainless Steel Intake and Exhaust Valves (16Total)
High Performance Springs (16qty)
Viton valve stem seals (16qty)
4140 Chromemoly Retainers (16qty)
Chromemoly Steel valve locks (32qty)
Valve Spring Seat Cups (16qty)
Screw in studs(except where not required)
Guide Plates(except where not required
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