Edelbrock 1 Exhaust Valve 1 68 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 #9317 Exhaust Valve is a 1.68" 1-piece, swirl-polished, hardened tip stainless steel valve with undercut stems for increased flow. Fits #60519 Cylinder Heads Edelbrock part #1723 Performer RPM Series fuel pump is for Big-Block Chrysler designed for use with all Edelbrock carburetors used in Performer or Performer RPM applications. Oldsmobile:-:350 (5.7L)-455 (7.5L)