Edelbrock 1- Ford Perf RPM FE Int Valve 2 090 X 5 450 (30 Degree)

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 The Edelbrock #9754 Intake Valves is a 2.09" 1-piece, swirl-polished, hardened tip stainless steel valve with undercut 3/8" Valve Stems for increased flow. Fits Edelbrock #60069 & 60079 Cylinder Heads. Edelbrock Performer RPM LS3 Intake Manifold Without Timing Control Module for Gen IV LS. Ford:FE:390 (6.4L)-428 (7.0L)