COMP CAMS SPRINGS .685 BT EVO 84-04 DS1001

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 [email protected]″, 443 [email protected]″, 1.510″ OD .745″ ID, Made in the U.S.A.