Edelbrock 1 Intake Valve 2 072 Olds 60519 Head

1-piece, swirl-polished, hardened tip stainless steel exhaust valves with undercut stems for increased flow. Hard-chromed valve stems are 11/32in. except where noted Edelbrock 1 Intake Valve 2.072; Olds #60519 Head Edelbrock Performer RPM Intake Manifold For Chevrolet 262-400 Small-Block V8 Black. Oldsmobile:-:350 (5.7L)-455 (7.5L)