Valve Springs, Retainers

Supertech Mazda Miata 1.6L Single Valve Spring Kit

This shim kit contains .015", .030" and .060" thick Valve Spring Shims with 1.500" outside diameter and .645" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat...

This shim kit contains .015", .030" and .060" thick Valve Spring Shims with 1.640" outside diameter and .635"-.650" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat...

This shim kit contains .015", .030" and .060" thick Valve Spring Shims with 1.480" outside diameter and .765" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat...

This shim kit contains .015", .030" and .060" thick Valve Spring Shims with 1.437" outside diameter and .645" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat...

This shim kit contains .015", .030" and .060" thick Valve Spring Shims with 1.250" outside diameter and .814" inside diameter are used to equalize the installed height of valve springs. Made from the highest quality shim stock, these shims are heat...

Manley 7 Degree +.050in Height 16pc Steel 4140 Chromoly Steel Spring Retainers

Supertech BMW M54 16 Dual Valve Spring Kit

Supertech Audi 2.5T FSI Beehive Valve Springs - Single (D/S Only)

Brian Crower Toyota 4AGE Single Valve Springs

Manley Oval Track Chrome Silicone Outer w/ Damper 16pc Valve Springs 1.250 OD

Supertech Honda F20/K20 Dual Valve Spring Kit

Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4683 seat's 1.300" OD works well with our valve springs in ." guide applications.

Made from hardened steel, this locator uses an inboard locating shoulder to center the seat and hold the spring in place. The 4678 seat's 1.285" OD works well with our 26918 beehive springs.

This new Valve Spring Kit for Ford’s 7.3L Godzilla engine utilizes COMP Cams® Conical Valve Springs to provide .675” of valve lift. The conical springs use round wire featuring a diameter and progressive pitch-driven natural frequency. This design...