Valve Springs, Retainers

Supertech Honda B16A / B17A / B18C Dual Valve Springs 85lb - Set of 16

Skunk2 Honda/Acura VTEC B Series Spring Type Lost Motion Assembly Kit

Ferrea BMW N54 Single Spring Kit

Ferrea 09-13 VW 2.0T TSI / 15-16 VW Golf R 2.0T TSI Single Spring Kit

Brian Crower Honda K20A2/K20Z3F20C/F22C Spring Seats

Ferrea 15-24 BMW S58 Single Spring Kit

Supertech Nissan RB26DET 24V Dual Valve Spring Kit

Supertech Hyundai 2.0L Turbo Theta L4 Dual Valve Spring Kit (Use OEM Seal-Seat)

Supertech BMW M50/S50/M52/S52/M54 Dual Valve Spring Kit

Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit

Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.05mm Thickness

Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.00mm Thickness

Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 2.95mm Thickness

Supertech Toyota/Lotus Elise 2ZZ Single Valve Spring Kit

Supertech BMW S65/S85 Beehive Valve Spring - Set of 40 (Use w/Factory Retainer & Base)

Ferrea Toyota B58 3.0L 22.53mm OD 15.52mm ID Single Valve Springs - Set of 24

Ferrea Toyota Supra 3.0L B58 Turbo 5.0mm Valve Stem Titanium Retainers - Set of 12

Ferrea Toyota Supra 3.0L B58 Turbo 6.0mm Valve Stem Titanium Retainers - Set of 12

Supertech Mazda Miata 1.6L Dual Valve Spring Kit (70lbs at 34.2mm Installed Height)

Supertech Audi/VW TFSI/EA888/EA113 Single Valve Spring - Set of 16

Supertech Toyota 4AGE 16V Dual Valve Spring - Set of 16

Ferrea 02-03 Harley-Davidson VRSCA V Rod Valve Spring Kit

Ferrea 99-00 Suzuki GSX 1300R Hayabusa Dual Valve Spring Kit

Ferrea 02-03 Harley-Davidson VRSCA V Rod Dual Valve Spring Kit

Ferrea Honda/Acura K20/K24Z3/K24Z7 Dual Valve Spring Kit

Ferrea 18-19 Ford Coyote 5.0L Beehive Valve Spring Kit

Ferrea 18-24 Ford Coyote 5.0L Dual Valve Spring Kit

Supertech Ford Coyote 5.0L 122lb/40mm Seat Pressure Beehive Valve Spring Kit

Supertech Ford Coyote 5.0L Beehive Valve Spring Kit

Supertech Nissan VR30DDTT Conical Valve Spring Kit

Supertech BMW B58 Beehive Valve Spring Kit (Set Pressure 84 at 37mm)

Supertech BMW B58 Beehive Valve Spring Kit

Supertech Toyota Supra (A90)/BMW B58B Conical Spring Kit

Supertech Titanium Retainer for H1000 Series Springs

Supertech Honda/Acura J30/J32 Single Valve Spring Kit

Supertech 17-24 Audi S4 B9 EA839 Beehive Valve Spring Kit

Ferrea 01-06 BMW S54 Dual Spring Kit

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

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

Skunk2 88-00 Honda Civic D-Series Alpha Series Titanium Retainer Set

Supertech Titanium Retainer for SPR-H1000 Series - Set of 8

Supertech Nissan SKYLINE RB25 DOHC 24V (w/Solid Lifters) Dual Valve Spring Kit

Brian Crower Polaris Pro R Valve Lash Shim Kit - 2.4mm to 2.85mm (10 ea)

Brian Crower Dual Spring/Steel Retainer/Seat Kit - Yamaha YXZ / Sidewinder / Arctic Cat XX

Brian Crower Can-Am X3 Rotax 900 Ace Beehive Spring/Steel Retainer/Seat w/ Seal Kit

Brian Crower Polaris XP1000/XPTurbo/XP900 Beehive Spring/Steel Retainer Kit/Seat & Seal Kit

Supertech Cam Follower Shim 8mm Dia 2.40mm Thick

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

Supertech Cam Follower Shim 8mm Dia 2.95mm Thick

Supertech Honda F20/K20 Dual Valve Spring Kit