Supertech BMW M50/S50/M52/S52/M54 Dual Valve Spring Kit
$833.98
SPTSPRK-H100DR-BM-ST
Engine Components
Valve Springs, Retainers
Supertech BMW M50/S50/M52/S52/M54 Dual Valve Spring Kit
Skunk2 88-00 Honda Civic D-Series Alpha Series Titanium Retainer Set
$206.48
SKK308-05-1600
Engine Components
Valve Springs, Retainers
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...
COMP Cams Spring Shims .030 X 1.437
$19.95
CCA4743-16
Engine Components
Valve Springs, Retainers
These .030" thick Valve Spring Shims with 1.437" outside diameter and .645" inside diameter are used to equalize the installed height of valve springs....
GSC P-D Nissan VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (10500RPM/55PSI Max)
$794.75
GSC5084
Engine Components
Valve Springs, Retainers
GSC P-D Nissan VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (10500RPM/55PSI Max)
GSC P-D Ford Mustang 5.0L Coyote Gen 1/2 High Pressure Conical Valve Spring & Ti Retainer Kit
$815.15
GSC5011
Engine Components
Valve Springs, Retainers
GSC P-D Ford Mustang 5.0L Coyote Gen 1/2 High Pressure Conical Valve Spring & Ti Retainer Kit
GSC P-D Valve Seat Set OEM Replacement EJ205/EJ207/EJ257
$22.44
GSC1005
Engine Components
Valve Springs, Retainers
GSC OEM Replacement Valve Spring Seats are perfect for replacing old seats when upgrading to a high performance spring kit like the GSC Beehives....
GSC P-D 4G63T Valve Seat OEM Replacement (Set of 16)
$22.44
GSC1004
Engine Components
Valve Springs, Retainers
GSC Replacement Valve Spring Seats, OEM replacement Valve Spring Seats are perfect for replacing old seats when upgrading to a high performance spring kit...
Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit
$1,261.15
FERKT4035
Engine Components
Valve Springs, Retainers
Ferrea Acura K20 High Lift Drag Racing Dual Spring Kit
Supertech Subaru WRX/STi 16V Dual Valve Spring Kit
$585.42
SPTSPRK-TS1015-SU4
Engine Components
Valve Springs, Retainers
Supertech Subaru WRX/STi 16V Dual Valve Spring Kit
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Solid Lifters) Dual Valve Spring Kit
$944.30
SPTSPRK-TS1015-RB25
Engine Components
Valve Springs, Retainers
Supertech Nissan SKYLINE RB25 DOHC 24V (w/Solid Lifters) Dual Valve Spring Kit
Supertech Mazda Miata 1.6L Dual Valve Spring Kit (70lbs at 34.2mm Installed Height)
$630.57
SPTSPRK-MM16D-2
Engine Components
Valve Springs, Retainers
Supertech Mazda Miata 1.6L Dual Valve Spring Kit (70lbs at 34.2mm Installed Height)
Supertech BMW B58 Beehive Valve Spring Kit (Set Pressure 84 at 37mm)
$989.99
SPTSPRK-MCB58-2
Engine Components
Valve Springs, Retainers
Supertech BMW B58 Beehive Valve Spring Kit (Set Pressure 84 at 37mm)
Supertech BMW B58 Beehive Valve Spring Kit
$909.17
SPTSPRK-MCB58
Engine Components
Valve Springs, Retainers
Supertech BMW B58 Beehive Valve Spring Kit
Supertech Nissan VR30DDTT Conical Valve Spring Kit
$742.53
SPTSPRK-FM46-VR30-BE2
Engine Components
Valve Springs, Retainers
Supertech Nissan VR30DDTT Conical Valve Spring Kit
Supertech Ford Coyote 5.0L 122lb/40mm Seat Pressure Beehive Valve Spring Kit
$918.68
SPTSPRK-FCO-BE2
Engine Components
Valve Springs, Retainers
Supertech Ford Coyote 5.0L 122lb/40mm Seat Pressure Beehive Valve Spring Kit
Supertech BMW S63 V8 Conical Spring Kit - Rate 83lbs (Ex) 80lbs (In)
$1,368.29
SPTSPRK-BMS63B
Engine Components
Valve Springs, Retainers
Supertech BMW S63 V8 Conical Spring Kit - Rate 83lbs (Ex) 80lbs (In)
Supertech Audi V8 4.2L 40V Dual Valve Spring Kit
$1,156.68
SPTSPRK-AUDI4.2T
Engine Components
Valve Springs, Retainers
Supertech Audi V8 4.2L 40V Dual Valve Spring Kit
Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit
$628.06
SPTSPRK-AUDI18T-DR
Engine Components
Valve Springs, Retainers
Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit
Supertech Toyota 4AGE 16V Dual Valve Spring - Set of 16
$231.13
SPTSPR-TC25D-16
Engine Components
Valve Springs, Retainers
Supertech Toyota 4AGE 16V Dual Valve Spring - Set of 16
Supertech Titanium Retainer for H1000 Series Springs
$16.27
SPTRET-K20A2-T2
Engine Components
Valve Springs, Retainers
Supertech Titanium Retainer for H1000 Series Springs
Supertech Mitsubishi 4G63 Dual Valve Spring Kit
$601.87
SPTSPRK-M1007D-3
Engine Components
Valve Springs, Retainers
Supertech Mitsubishi 4G63 Dual Valve Spring Kit
Supertech Toyota 2JZ Dual Valve Spring Kit
$878.09
SPTSPRK-TS1015
Engine Components
Valve Springs, Retainers
Supertech Toyota 2JZ Dual Valve Spring Kit
Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm
$564.83
SPTSPRK-TS-DUR-DS
Engine Components
Valve Springs, Retainers
Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm
Supertech Spring Seat Locator for SPR-TS1015 Subaru SOHC EJ25 9.5mm - Set of 16
$110.39
SPTSEAT-TS-SUB-5-16
Engine Components
Valve Springs, Retainers
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
$260.25
SPTRET-TS66-T1-16
Engine Components
Valve Springs, Retainers
Supertech Titanium Retainer for Spring 6.6mm Stem 7 Degree - Set of 16
GSC P-D Porsche 991 Turbo Conical Spring Set
$981.75
GSC5094
Engine Components
Valve Springs, Retainers
GSC P-D Porsche 991 Turbo Conical Spring Set
Ferrea Acura/Honda K20 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16
$344.74
FERE11066
Engine Components
Valve Springs, Retainers
Ferrea Acura/Honda K20 Double Spring 7 Deg Pro CNC Titanium Retainer - Set of 16
Supertech 12.15mm Cam Follower Shim 2.7mm Thick
$5.41
SPTRB26-SHIM-2.70
Engine Components
Valve Springs, Retainers
Supertech 12.15mm Cam Follower Shim 2.7mm Thick
GSC P-D Mitsubishi 4G63T Extreme Pressure Conical Valve Spring and Ti Retainer Kit
$518.53
GSC5097
Engine Components
Valve Springs, Retainers
GSC P-D Mitsubishi 4G63T Extreme Pressure Conical Valve Spring and Ti Retainer Kit
Supertech Valve Spring Shim 1.140in OD .570in ID .030in Thick (Drop Ship Only)
$1.29
SPTSS-3043
Engine Components
Valve Springs, Retainers
Supertech Valve Spring Shim 1.140in OD .570in ID .030in Thick (Drop Ship Only)
Supertech VW VR6 12V Dual Valve Spring Kit
$383.89
SPTSPRK-V2093-4-12
Engine Components
Valve Springs, Retainers
Supertech VW VR6 12V Dual Valve Spring Kit
Supertech Subaru WRX/STi 16V Dual Valve Spring Kit
$585.42
SPTSPRK-TS1015-SU1
Engine Components
Valve Springs, Retainers
Supertech Subaru WRX/STi 16V Dual Valve Spring Kit
Supertech Honda Integra LS B18A/B Dual Valve Spring Kit
$629.53
SPTSPRK-TS1015-LS
Engine Components
Valve Springs, Retainers
Supertech Honda Integra LS B18A/B Dual Valve Spring Kit
Supertech 05-15 Ford Focus 2.0L Dual Valve Spring Kit
$629.53
SPTSPRK-TS-DUR-D2
Engine Components
Valve Springs, Retainers
Supertech 05-15 Ford Focus 2.0L Dual Valve Spring Kit
Supertech Ford Duratec/Mazda MZR 2.0L/2.3L/2.5L Dual Valve Spring Kit
$629.53
SPTSPRK-TS-DUR-D1
Engine Components
Valve Springs, Retainers
Supertech Ford Duratec/Mazda MZR 2.0L/2.3L/2.5L Dual Valve Spring Kit
Supertech Mazda Miata 1.8L Single Valve Spring Kit
$564.83
SPTSPRK-MM18-S
Engine Components
Valve Springs, Retainers
Supertech Mazda Miata 1.8L Single Valve Spring Kit
