Valve Springs, Retainers

Alpha Series Valve Spring Set; Seat Pressure 68 Lbs At 1.320 in.; Open Pressure 210 Lbs At 0.820 in.; Coil Bind 0.800 in.; Set of 16;This Part...

Manufactured exclusively from super-clean, chrome-silicone wire milled in Japan, Skunk2's Alpha Valve Springs for Honda's D-series VTEC engines are a product of the company's years of racing and engine building experiences. Alpha Valve Springs are able...

Skunk2's industry-leading Alpha Titanium Retainers are designed to significantly reduce valvetrain mass, resulting in more horsepower and improved valvetrain stability. Similar to Skunk2's already popular Pro Series Titanium Retainers, Alpha Titanium...

Skunk2's industry-leading Alpha Titanium Retainers are designed to significantly reduce valvetrain mass, resulting in more horsepower and improved valvetrain stability. Similar to Skunk2's already popular Pro Series Titanium Retainers, Alpha Titanium...

Skunk2's industry-leading Titanium Retainers for Honda's K-series engines are designed to significantly reduce valvetrain mass, resulting in more horsepower and improved valvetrain stability. Unlink other retainers, Skunk2 Titanium Retainers feature...

Skunk2's industry-leading Titanium Retainers for Honda's B-series and H-series VTEC engines are designed to significantly reduce valvetrain mass, resulting in more horsepower and improved valvetrain stability. Unlink other retainers, Skunk2 Titanium...

Manley ID Valve Spring Locators 1.550in Spring OD 1.535in Cup OD .567in Cup ID (for 221432/221441P)

Manley ID Valve Spring Locators 16pc .870in Spring OD .845in OD .555in ID (for man22160)

Manley Spring Cup .567in Locator ID 1.535in Locator OD 0.062in Thickness - for Manley 221432/221441P

Manley Spring Cup 1.677in Spring OD 1.750in Cup OD .570in Cup ID

Manley Spring Cup .635in ID 1.535in OD Valve Spring Locator (For 221420/55/56/57/60/61)

Manley Spring Cup .505in ID 1.270in OD Valve Spring Locator (For 221436-16)

Manley Valve Spring Seat, SPRING CUP-ID 1.311.

Manley Spring Cup 0.440in Locator ID 1.080in Locator OD 0.045in Thickness - for Manley 221419

Manley Valve Spring Locators - Spring OD 1.550in / ID .635in - Set of 16