Manley 10 Steel Valve Locks - Fits .3110" Diameter Valve Stems, Conventional Groove, Standard Height - (Set of 16) 112008 1975-1978 GMC C15 CID 350

1975-1978 GMC C15 CID 350

Plastic Handle Duster

Metallic Substrate

1969-1969 Plymouth GTX

We made it for the 600 Micro Sprints and any vehicle that uses that 520 Chain size

Manley 10 Steel Valve Locks - Fits .3110" Diameter Valve Stems, Conventional Groove, Standard Height - (Set of 16) 112008 1975-1978 GMC C15 CID 350Manley Professional 10 Degree Valve Locks are manufactured from the highest quality alloy material to give excellent service in the most severe applications. Locks are recessed to accept wear caps on . 250" tip valves. Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry.