Edelbrock 16- Retainers Perf RPM 440 60189 60929 Heads

Made of superior quality steel, machined and heat-treated for strength, these retainers have a black-oxide finish for rust and corrosion protection. Sold in sets of 16. The Edelbrock #9644 retainers are designed to be used with springs featuring 1.55" O.D. and 1.125 I.D. Theses retainers require 11/32" Valve Stems with 7- degree locks. Works with #5792 Valve Springs. Edelbrock Victor Jr LS3/L76/L92 GM EFI Intake Manifold GM LS Engines. AMC:-:290 (4.8L)-401 (6.6L);Buick:-:400 (6.6L)-455 (7.5L);Chrysler:Big-Block B-Series:383 (6.3L)-400 (6.6L);Chrysler:Big-Block RB-Series:413 (6.8L)/426 (7.0L)/440 (7.2L);Ford:Cleveland:351C (5.8L)