Collection: Valve Springs, Retainers

GSC P-D Mitsubishi 4G63T EVO 1-9 Single Titanium Retainer (5041) | RET5041

GSC P-D Mitsubishi 4G63T EVO 1-9 Stage 2 Titanium Retainer for Beehive Spring - Single | RET5040

GSC P-D BRZ/FRS FA20 Valve Spring Seat (For TVS1850 - Part of Kit GSC P-D5756) - SINGLE | 4756-1

GSC P-D Subaru EJ Series CroMo Spring Seat (For 5074 Spring Kit) - Single | 4074-1

GSC P-D 13-15 Scion FR-S / BRZ FA20 CroMo Beehive Spring Seat (Single) | 4056-1

GSC P-D 4G63T .035in over OEM Chromoly CNC Spring Seat (SINGLE) | 4041-1

Ferrea 10-11 Ford 5.0L DOHC 32 Valve Spring Seat Locator - Single (Drop Ship Only) | SL1178-1

Ferrea 18-19 Ford Coyote 5.0L 0.66 Locator ID 1.055in Spring OD Spring Seat Locators - Set of 32 | SL1178

Ferrea Audi 2.5L TFSI Exhaust Spring Seat Locator - Single (Drop Ship Only) | SL1163-1

Ferrea Audi 2.5L TFSI Intake Spring Seat Locator - Single (Drop Ship Only) | SL1162-1

Ferrea Infiniti VR30DDTT Spring Seat Locator - Single (Drop Ship Only) | SL1161-1

Ferrea Ford Voodoo .185in Thick 1.100in OD .675in ID Spring Seat Locator - Single (Drop Ship Only) | SL1160-1

Ferrea Ford Voodoo .080in Thick 1.050in OD .675in ID Spring Seat Locator - Single (Drop Ship Only) | SL1159-1

Ferrea Dodge 8.4L Gen 4/5 0.05in Thick 1.445in OD 0.75in ID Spring Seat Locator - Single (D/S Only) | SL1157-1

Ferrea Ford Voodoo .040in Thick 1.055in OD .660in ID Spring Seat Locator - Single (Drop Ship Only) | SL1156-1

Ferrea Ford EcoBoost 3.5L 1 mm Thick 25 mm OD 15.37mm ID Spring Seat Locator - Single (D/S Only) | SL1155-1

Ferrea Honda K20C1 Intake Spring Seat Locator - Single (Drop Ship Only) | SL1151-1

Ferrea Nissan RB26 Exhaust Spring Seat Locator - Single (Drop Ship Only) | SL1150-1

Ferrea Acura/Honda K24Z2/K24Z3 Spring Seat Locator - Single (Drop Ship Only) | SL1149-1

Ferrea Ford Voodoo 5.2L 0.27in Thick 1.1in OD 0.661in ID Spring Seat Locator - Single (D/S Only) | SL1148-1

Ferrea Ford EcoBoost 2.3L 1mm Thick 25mm OD 15.37mm ID Spring Seat Locator - Single (Drop Ship Only) | SL1147-1

Ferrea VW BTW Spring Seat Locator - Single (Required for S10162 / Drop Ship Only) | SL1145-1

Ferrea Lamborghini V10 5.0L 40V Spring Seat Locator - Single (Required for S10160 / Drop Ship Only) | SL1143-1

Ferrea Audi/VW2.0T FSI 16V Spring Seat Locator - Single (Required for S10157 / Drop Ship Only) | SL1142-1

Ferrea BMW S54 Spring Seat Locator - Single (Required for S10156 / Drop Ship Only) | SL1141-1

Ferrea Subaru FA20 Spring Seat Locator - Single (Required for S10155 / Drop Ship Only) | SL1140-1

Ferrea Subaru FA20 Spring Seat Locator - Single (Required for S10154 / Drop Ship Only) | SL1139-1

Ferrea Acura/Honda K20 Spring Seat Locator - Single (Required for S10149 / Drop Ship Only) | SL1136-1

Ferrea Toyota 3SGTE GEN 3 Spring Seat Locator - Single (Required for S10151 / Drop Ship Only) | SL1134-1

Ferrea Toyota 4AGELU Spring Seat Locator - Single (Required for S10150 / Drop Ship Only) | SL1133-1

Ferrea VW VR6 3.2L 24V ID Spring Seat Locator - Single (Required for S10148 / Drop Ship Only) | SL1132-1

Ferrea VW VR6 3.2L 24V OD Spring Seat Locator - Single (Required for S10148 / Drop Ship Only) | SL1131-1

Ferrea Ford Coyote 5.0L 0.04in Thick 1.061in OD 0.585in ID Spring Seat Locator - Single (D/S Only) | SL1128-1

Ferrea Scion 2AZFE Spring Seat Locator - Single (Required for S10143/S10144 / Drop Ship Only) | SL1126-1

Ferrea Honda F20C/F22C Intake Spring Seat Locator - Single (Required for S2022 / Drop Ship Only) | SL1119-1

Ferrea Nissan VR38DETT Spring Seat Locator - Single (Required for S10137 / Drop Ship Only) | SL1116-1

Ferrea Toyota 1FZFE Spring Seat Locator - Single (Required for S10131 / Drop Ship Only) | SL1114-1

Ferrea Nissan TB45E Spring Seat Locator - Single (Required for 10128 / Drop Ship Only) | SL1111-1

Ferrea Toyota 1GR-FE Spring Seat Locator - Single (Required for S10127 / Drop Ship Only) | SL1110-1

Ferrea Toyota 1FZFE Spring Seat Locator - Single (Required for S10126 / Drop Ship Only) | SL1109-1

Ferrea Toyota 2ZZ-GE Spring Seat Locator - Single (Required for S10123 / Drop Ship Only) | SL1105-1

Ferrea Toyota 7MGTE Spring Seat Locator - Single (Required for S10120 / Drop Ship Only) | SL1104-1

Ferrea PORSCHE 996TT 3.6L 24V Spring Seat Locator - Single (Required for S10122 / Drop Ship Only) | SL1099-1

Ferrea Mitsubishi 4B11T Spring Seat Locator - Single (Required for S10118 / Drop Ship Only) | SL1096-1

Ferrea Acura/Honda K20 Spring Seat Locator - Single (Required for S2018 / Drop Ship Only) | SL1094-1

Ferrea Mitsubishi 4G63/4G63T Spring Seat Locator - Single (Required for S2015 / Drop Ship Only) | SL1091-1

Ferrea Ford 4.6L/5.4L 24V 0.04in Thick 1.061in OD 0.585in ID Spring Seat Locator - Single (D/S Only) | SL1088-1

Ferrea Ford 5.4L 32V 0.04in Thick 1.107in OD 0.65in ID Spring Seat Locator - Single (Drop Ship Only) | SL1087-1