Springs for evo/tc and bt evo engines | COMP CAMS

Product description

Springs are made from super-clean, stress relieved chrome silicon wire Provide excellent durability and resistance to load loss when using aggressive camshaft profiles Includes unique 10° super keys and retainers Wider key angle ensures a stronger assembly vs. the OEM 7° keeper angle High-strength chromoly retainers .685" lift capable spring assembly Kit fits 5/16" valve stems 184 lb.@1.850", 443 lb.@1.230", 1.510" OD .745" ID Made in the U.S.A.