Edelbrock 1- BBC Perf RPM Intake Valve 2 190 X 5 300

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 #9770 Intake Valve is a 2.19" 1-piece, swirl-polished, hardened tip stainless steel valves with undercut stems for increased flow. Fits Edelbrock #60459, #60479, #60499 & #60559 Heads. Edelbrock Performer RPM Q-JET Intake Manifold For Chevrolet 262-400 Small-Block V8. Chevrolet:Big-Block Mark IV:396 (6.5L)-502 (8.2L)