Valve Springs, Retainers

Supertech Honda K24Z7 Dual Valve Spring Kit

Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit

Supertech Honda H22 Dual Valve Spring Kit

Supertech BMW S42/M42/M50/S50/M52/M54 Dual Valve Spring Kit

Supertech Honda H22 Dual Valve Spring Kit

Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)

Supertech Seedoo 4TEC Dual Valve Spring Kit

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

Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit

Supertech VW/Audi 2.0L FSI EA113 Single Valve Spring Kit

Supertech BMW S54 24V 3.2L Dual Valve Spring Kit

Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit

Supertech Toyota Supra 2JZ-GE/2JZ-GTE Dual Valve Spring - Set of 16

Supertech Honda B16A/B17A/B18C Dual Valve Spring - Set of 16

Supertech BMW M50/M52/S50/S52 Dual Valve Spring - Set of 24

Supertech Honda H22A1/H22A4 Dual Valve Spring - Set of 16

Supertech Honda D16A/D15B Single Valve Spring - Set of 16

Supertech Honda D16Z6/D16Y6/D16Y7/D16Y8/D15B/D17A Single Valve Spring - Set of 16

Supertech Spring Seat Locator for SPR-TS1015 Subaru SOHC EJ25 9.5mm - Set of 16

Supertech Titanium Retainer for Spring 6.6mm Stem 7 Degree - Set of 16

Supertech BMW S52 Steel Spring Retainer - Set of 24

Supertech BMW S42 / Honda B16A / Honda/Acura B18C5 Steel Spring Retainer - Set of 16

Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.15mm Thickness

Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 3.10mm Thickness

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 Nissan RB26 Factory Shim Replacement 12.15mm Diameter 2.90mm Thickness

Supertech Nissan RB26 Factory Shim Replacement 12.15mm Diameter 2.80mm Thickness

Supertech 12.15mm Cam Follower Shim 2.7mm Thick

Supertech Cam Follower Shim 8mm Dia 2.25mm Thick

Supertech Cam Follower Shim 8mm Dia 2.15mm Thick

Supertech Cam Follower Shim 8mm Dia 2.05mm Thick

Supertech Cam Follower Shim 8mm Dia 1.75mm Thick

GSC P-D BMW S58 Beehive Valve Spring & Ti Retainer Kit (Max Boost 70PSI)

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

GSC P-D Nissan RB26DETT High Pressure Shimless Conical Valve Spring & Ti Retainer Kit (Max PSI 60)

GSC P-D Ford Mustang 5.0L Coyote Gen 3 Conical Valve Spring and Ti Retainer Kit

GSC P-D Toyota 2JZ-GTE / Nissan VR38DETT 1mm Thick 27.56mm OD 18.4mm ID Spring Seat Kit (Set of 24)

GSC P-D Toyota 2JZ-GTE / Nissan VR38DETT .5mm Thick 27.56mm OD 18.4mm ID Spring Seat Kit (Set of 24)

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

Supertech Audi 2.5T FSI/TFSI/EA113/EA888 Single Valve Spring Kit

Supertech Honda K20/K24/F20C1/F22C1 Dual Valve Spring - Set of 16

Supertech Cam Follower Shim 8mm Dia 2.20mm Thick

Supertech Cam Follower Shim 8mm Dia 2.00mm Thick