Cylinder Head

GSC Power Division

GSC P-D Mitsubishi 4G63T Extreme Pressure Conical Valve Spring and Ti Retainer Kit 5097

GSC Power Division

GSC P-D Toyota 2JZ STD Manganese Bronze Exhaust Valve Guide Stopper Style - Set of 12 3145-12

GSC Power Division

GSC P-D Toyota 2JZ Manganese Bronze Intake Valve Guide Stopper Style - Set of 12 3142-12

GSC Power Division

GSC P-D Ford Mustang 5.0L Coyote Valve Stem Seal with Integrated Spring Seat - Set of 32 1101

GSC Power Division

GSC P-D 2014+ BRZ/FRS FA20 Exhaust Valve Set +1mm (30mm) 23-8N Stainless Alloy 2133-8

Supertech

Supertech Honda B18A/B20 28x6.55x105.80mm Black Nitrided Exhaust Valve - Set of 8 HEVN-1004-0-8

Supertech

Supertech Audi 11.045x36.15x 5.98mm Manganese Bronze Intake & Exhaust Valve Guide - Set of 10 GDE-AU18T-10

GSC Power Division

GSC P-D Nissan RB26DETT High Pressure Shimless Conical Valve Spring & Ti Retainer Kit (Max PSI 60) 5026

GSC Power Division

GSC P-D Ford Mustang 5.0L Coyote Gen 3 Conical Valve Spring and Ti Retainer Kit 5012

Supertech

Supertech Audi/VW 2.5T FSI Black Nitrided Intake Valves 33.85mm(std) Head Dia. - Set of 10 VWIVN-1002T-10

Supertech

Supertech Audi/VW 2.5T FSI Inconel Exhaust Valve 28.00mm (std) Head Dia. - Set of 10 VWEVI-1002T-10

Supertech

Supertech Mazda/Ford Duratec 2.0L/2.3L Black Nitrided Intake Valve - +1mm Oversize - Set of 8 MAIVN-2304F-8

Supertech

Supertech Honda K20/K24 Black Nitrided Intake Valve - +2mm Oversize - Set of 8 HIVN-1023F-8

Supertech

Supertech Valve Spring Shim 1.140in OD .570in ID .030in Thick (Drop Ship Only) SS-3043

GSC Power Division

GSC P-D Nissan VR38DETT S4 Camshafts 294/306 Billet (Use w/Methanol Fuel Only) 7045S4M

GSC Power Division

GSC P-D Mitsubishi Evo 1-3 4G63T R2 Stroker Cams 274/274 Billet (Beehive Spring/Retainer Kit Req) 7003R2

GSC Power Division

GSC P-D Nissan RB26DETT Shimless Conical Valve Spring & Ti Retainer Kit ( Max Boost PSI 50) 5085

GSC Power Division

GSC P-D Toyota/BMW B58 / BMW S58 Manganese Bronze Intake Valve Guide w/Stopper - Set of 12 3132-12

GSC Power Division

GSC P-D BMW/Toyota B58 / BMW S58 Manganese Bronze Exhaust Valve Guide w/Stopper - Set of 12 3131-12

Supertech

Supertech Honda F20/K20 Dual Valve Spring Kit SPRK-H1021D-ST

Subaru

Bolt AVCS Valve Exhaust Right - 808106480

Subaru

Bolt AVCS Valve Exhaust Left - 800606660

GSC Power Division

GSC P-D 2021+ BMW M3 S58 S3 Cams 292/300 Billet w/Intake Trigger (Use w/Upgraded Turbo/Ported Head) 7093S3

Supertech

Supertech Titanium Retainer for Spring 6.6mm Stem 7 Degree - Set of 16 RET-TS66-T1-16

Supertech

Supertech Mitsubishi 4G63 Dual Valve Spring Kit SPRK-M1007D

Supertech

Supertech Nissan RB25DET (w/Hydraulic Lifter) Inconel Exhaust Valve - +1mm Oversize - Set of 12 NEVI-1052-12

Supertech

Supertech Toyota GR Corolla G16E-GTS 32.8 x 5.48 x 113.6mm Black Nitrided Intake Valve - Set of 6 TIVN-2033-6

GSC Power Division

GSC P-D Ford Raptor 3.5L Ecoboost Intake/Exhaust Valve Guide Set w/ Stopper - Set of 12 3110-12

Supertech

Supertech Toyota GR Corolla G16E-GTS 32 x 5.48 x 117.10mm Inconel Exhaust Valve - Set of 6 TEVI-2033-HS-6

Supertech

Supertech 12.15mm Cam Follower Shim 2.7mm Thick RB26-SHIM-2.70

Manley Performance

Manley Subaru WRX/STI 16pc Valve Springs (1.050/.755) (for use with 23180-16 Retainers) 22180-16

Manley Performance

Manley Chevrolet LT1 6.2L 2.120in Head Diameter Race Flo Intake Valves (Set of 8) 12348-8

Manley Performance

Manley Chevrolet LT1 6.2L 1.590in Head Diameter Race Master Exhaust Valves (Set of 8) 12345-8

Manley Performance

Manley up to 2010 Dodge Viper V-10 2.020 Dia Race Master Intake Valves (Set of 10) 11644-10

Manley Performance

Manley Ford Coyote 5.0L DOHC 4 Valve 31mm Triple Groove Race Master Exhaust Valves (Set of 8) 11623-8

Manley Performance

Manley Ford Coyote 5.0L DOHC 4 Valve 37mm Triple Groove Race Master Intake Valves (Set of 8) 11622-8

Manley Performance

Manley Chevy LS-3/L-99 (L-92 Head) Small Block Race Master Exhaust Valves (Set of 8) 11621-8

Manley Performance

Manley Ford 4.6L DOHC (4 Valve) Triple Groove 30mm Race Master Exhaust Valves 11615-8

Manley Performance

Manley 00-03 Subaru WRX (EJ20) / 04 STi Exhaust 32mm Stainless Race Master Valves 11155-8

Manley Performance

Manley 00-03 Subaru WRX (EJ20) / 04 STi Intake 36mm Stainless Race Flo Valves 11138-8

Manley Performance

Manley 00-03 Subaru WRX (EJ20) / 04 STi Exhaust 32mm Stainless Extreme Duty Valves 11137-8

Manley Performance

Manley 90-99 Mazda Miata 1.8L (BP056) DOHC 16 Intake 33mm Stainless Race Master Valves 11102-8

Manley Performance

Manley 90-99 Mazda Miata 1.8L (BP056) DOHC 16 Exhaust 28mm Stainless Race Master Valves 11101-8

GSC Power Division

GSC P-D Mitsubishi 4G63T Manganese Bronze Exhaust Valve Guide Stopper Style +.001in OD - Single 3003.001-1

GSC Power Division

GSC P-D 99-09 Honda S2000 Manganese Bronze Intake Valve Guide - Set 8 3088-8

Supertech

Supertech VW 1.8L/2.0L 16V 28.x6.96x98.20mm Flat Inconel Exhaust Valve - Set of 10 VWEVI-1034F-10

Supertech

Supertech Spring Seat Locator for SPR-TS1015 Subaru SOHC EJ25 9.5mm - Set of 16 SEAT-TS-SUB-5-16

Supertech

Supertech Audi/VW 1.8T 5V Black Nitrided Intake Valve - Set of 18 AIVN-1103-18

GSC Power Division

GSC P-D Toyota Supra/BMW B58/N54/S55/S58 Viton Exhaust Valve Stem Seals - Set of 12 1089

GSC Power Division

GSC P-D Subaru EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve - 33mm Head (+1mm) - Set of 50 B2017-50