Valve Springs, Retainers

Skunk2's high-quality Spring Bases for Honda's H-series VTEC engines are designed to allow any H-series VTEC cylinder head to accept Skunk2's higher-performance, Pro Series Valve Springs and Titanium Retainers originally designed for B-series engines...

Skunk2 is proud to introduce its Pro Series XP (Extra Pressure) Racing Valve Spring Kits for the Honda B-series VTEC engines. Each kit includes Skunk2's high-quality race-proven dual valve springs that are the result of nearly two decades of racing and...

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...

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 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...

Supertech Cam Follower Shim 8mm Dia 2.40mm Thick

Supertech BMW S63 V8 Conical Spring Kit - Rate 83lbs (Ex) 80lbs (In)

Supertech Valve Spring Shim 1.140in OD .570in ID .030in Thick (Drop Ship Only)

Supertech Valve Spring Shim .515in OD .796in ID .030in Thick (Drop Ship Only)

Ferrea Acura/Honda B18/B16 High Pressure Dual Spring Kit

GSC P-D Nissan RB26DETT Shimless Conical Valve Spring & Ti Retainer Kit ( Max Boost PSI 50)