Valve Springs & Components

80540K1 Xcelerate Series GM LS Dual Valve Spring Kit XceleRate Series Dual Valve Springs by LSXceleration are made using the latest in valve spring technology. These American Made springs are designed to exceed the level of expectations in todays...

GM LS Beehive Valve Springs 801218-16 Beehive Valve Springs by LSXceleration are made using the latest in valve spring technology. These American Made springs are designed to exceed the level of expectations in todays performance engines. The 801218-16...

COMP Cams GM LS Valve Spring Shims 4608 Designed for GM LS valve spring pockets of 1.300" OD and 0.520" valve guides. Kit contains 16 each of .015", .030" & .060" thickness shims.

XceleRate Series Dual Valve Springs by LSXceleration are made using the latest in valve spring technology. These American Made springs are designed to exceed the level of expectations in todays performance engines. The perfect upgrade for street...

GM LS Metal Viton Valve Seals 140540-16 Fits Stock LS 8mm x .500" Guide using separate locators.

Xcelerate Series Dual Valve Springs by LSXceleration are made using the latest in valve spring technology. These American Made springs are designed to exceed the level of expectations in todays performance engines.  Optimized for load loss and...

Valve Spring Locators 1.270" OD x .565" ID x .060" Thick  

XceleRate Series Dual Valve Springs by LSXceleration are made using the latest in valve spring technology. These American Made springs are designed to exceed the level of expectations in todays performance engines.  Optimized for load loss and...

XceleRate Series Dual Valve Springs by LSXceleration are made using the latest in valve spring technology. These American Made springs are designed to exceed the level of expectations in todays performance engines.  Optimized for load loss and...

GM LS Dual Valve Spring Kit w/ Tool Steel Retainers This Dual Valve Spring Kit for LS engines includes carefully matched Dual Valve Springs, tool steel retainers, locks, seals and spring seats. With a .675" maximum lift, these COMP Cams Dual Valve...

COMP Cams GM LS Valve Spring Shims 4717-16 | .015 Thickness Designed for GM LS valve spring pockets of 1.300" OD and 0.520" valve guides. Available in .015", .030" & .060" thickness.

COMP Cams GM LS Valve Spring Shims 4763-16 | .030" Thickness Designed for GM LS valve spring pockets of 1.300" OD and 0.520" valve guides. Available in .015", .030" & .060" thickness.

COMP Cams GM LS Valve Spring Shims 4788-16 | .060 Thickness Designed for GM LS valve spring pockets of 1.300" OD and 0.520" valve guides. Available in .015", .030" & .060" thickness.

GM LS 7 Degree 8mm Bead Valve Locks 100540-16 Manufactured from Alloy Steel our valve locks are heat-treated and black oxide finished for superior wear resistance.

GM LS Light Weight Steel 1.300 Dual Valve Spring Retainers 90540-16

PAC 1.300" Ti-17 Alloy Valve Spring Retainers PAC-R532 PAC Racing Springs is the Racing & Aftermarket Division of Peterson Spring Company. With more than 10 divisions around the worls, Peterson Spring is the largest privately held, family owned...

PAC GM LS Beehive Valve Springs PAC-1218 PAC Ovate Wire Beehive Valve Springs are perfect for OEM upgrades and street performance. They are better designed with more spring rate than OEM valve springs and are capable of handling higher lifts.  

PAC Nitrided GM LS Dual Valve Springs PAC-1529 PAC Nitrided GM LS Dual Valve Springs are used in very high endurance applications. The Nitriding Process give the valve spring a more durable surface while improving compressive stresses. These valve...

PAC RPM Series GM LS Dual Valve Springs PAC-1236X PAC's RPM Series process uses all of the latest advancements from their circle track and drag racing successes. This new process administered to great designs allows for a performance increase that...

PAC RPM Series GM LS Dual Valve Springs PAC-1238X PAC's RPM Series process uses all of the latest advancements from their circle track and drag racing successes. This new process administered to great designs allows for a performance increase that...