The old standard shims will not hold up to the extreme spring pressures and high RPM in today's race engines. COMP Cams offers a simple but effective solution to this problem. These Valve Spring...

Standard Idler Assembly for all #6500 Series Chevy Hi-Techâ„¢ Belt Drives (1.312" OD). Includes bearings and snap ring. Standard Idler Assembly for all #6500 Series Drives

Oversized Idler Assembly for All #6500 Series Chevy Hi-Techâ„¢ Drives (1.437" OD). Includes bearings and snap ring. Oversized Idler Assembly for All #6500 Series Chevy Drives (1.437" OD)

Sportsman Inconel Exhaust Valve for GM LS7 with 1.615" Head, 5.590" Length - Single

COMP Cams Sportsman Valves are available in a variety of diameters, stem sizes and lengths for street and Competition engines. For high temperature and high boost LS Applications RHS® engineers...

Steel Valve Locks - 511-16 Valve Seals - 4705-16 Spring Seats This Beehiveâ„¢ Valve Spring Kit for LS engines is designed for hydraulic Roller cams and includes carefully matched Beehiveâ„¢ Springs,...

Steel Valve Locks‚ 511-16 Valve Seals‚ 4861-16 Spring Seats. This Beehive Valve Spring Kit for LS engines is designed for hydraulic Roller cams and includes carefully matched Beehive Springs,...

This Beehive Valve Spring Kit for LS engines is designed for hydraulic Roller cams and includes carefully matched Beehive Springs, retainers, locks, Seals and spring seats. With a .625" maximum lift,...

This Dual Valve Spring Kit for LS engines includes carefully matched Dual Valve Springs, retainers, locks, Seals and spring seats. With a .675" maximum lift, these COMP Cams Dual Valve Springs for...

This Dual Valve Spring Kit for LS engines includes carefully matched Dual Valve Springs, tool Steel retainers, locks, Seals and spring seats. With a .660" maximum lift, these COMP Cams Dual Valve...