Valve Springs, Retainers

Ferrea 01-06 BMW S54 Dual Spring Kit

Supertech BMW N54 Conical Valve Spring - Set of 24

Supertech Titanium Retainer for Audi 5V Intake Spring SPR-A2095 - Set of 12

Supertech Spring Seat Locator for Mitsubishi Dual Spring M1007D 2.4mm Thick - Set of 16

Supertech VW 1.8L Titanium Retainer for 8mm Valve Stem Triple Groove - Set of 8

Supertech 17-24 Audi B9 S4 Beehive Valve Spring Kit

Supertech Subaru BRZ/Scion FRS/Toyota GT86 Beehive Valve Spring Kit

Supertech Yamaha YXZ1000/TR1 21.45mm OD 15.25mm ID 47lbs/34.7mm Single Valve Spring - Single

Supertech S14 Spring Seat Locator for H1000 Series Spring

Supertech Titanium Retainer for Honda K20/K24

S Type: These lifters have a very slow leak down and will act like solid lifters maintaining full cam lift at all RPMS, allowing for much more RPM range and higher spring pressures

Twin Power 99 -Up Big Twin Exc 99 Softail 00-Up XL Lifters Stock Replacement 4 Pk

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

Supertech Spring Seat Locator for SPR-TS1015 Honda LS Head 2.20mm - Set of 8 (Exhaust Side Only)

Supertech Titanium Retainer for SPR-H1000 / 6.6mm Valve Stems - Set of 8