SKU: GSC2031-01

Available from MFR.

GSC P-D Honda B-Series VTEC B16A/B17A/B18C Chrome Polished Exhaust Valve - 28mm Head (STD) - Single

SKU: GSC2017-01

IN STOCK! Est Ship 3-5 days.

GSC P-D Subaru EJ20/EJ257 Turbo Chrome Polished Super Alloy Exhaust Valve - 33mm Head (+1mm) -Single

SKU: GSC2005-01

Available from MFR.

GSC P-D Mitsubishi 4G63T Evo 1-9 Polished Super Alloy Exhaust Valve - 30.5mm Head (STD) - Single

SKU: GSC4076-12

IN STOCK! Est Ship 3-5 days.

GSC Nissan RB26DETT/RB26 0.211in Chromoly Intake Spring Seat (Set of 12)

SKU: GSC2133-8

Available from MFR.

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

SKU: GSCTVS1903

Special Order. Contact for ETA.

GSC Round Wire Conical Valve Spring - Multiple Kit Fitment

SKU: GSCTVS1902

Special Order. Contact for ETA.

GSC P-D Round Wire Conical Valve Spring

SKU: GSCTVS1830

Special Order. Contact for ETA.

GSC P-D Beehive Round Wire

SKU: GSCTVS1734-8

Available from MFR.

GSC P-D 1734 Valve Spring - Set of 8

SKU: GSCSHIM-6085

Special Order. Contact for ETA.

GSC P-D Valve Spring Shim 6085 - Fits Kits GSC5068 / GSC5069 / GSC5266

SKU: GSCRET5073-16

LOW STOCK! Est Ship 3-5 days.

GSC P-D Subaru EJ Conical Titanium Retainer (Set of 16)

SKU: GSCRET5064

Available from MFR.

GSC P-D Toyota 2JZ Conical Titanium Retainer - Single - Special Order

SKU: GSCRET5041-16

LOW STOCK! Est Ship 3-5 days.

GSC Set of 4G63 HP Beehive Titanium Retainer

SKU: GSCRET5040

Available from MFR.

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

SKU: GSCB3025

LOW STOCK! Est Ship 3-5 days.

GSC P-D Subaru EJ205/EJ207/EJ257 Manganese Bronze Exhaust Valve Guide Stopper Style - Set of 240

SKU: GSCB2015-50

IN STOCK! Est Ship 3-5 days.

GSC P-D Subaru EJ205/EJ207/EJ257 Chrome Polished Super Alloy Exhaust Valve - 32mm Head - Set of 50

SKU: GSCB2013-50

Special Order. Contact for ETA.

GSC P-D Subaru EJ205/EJ207/EJ257 Chrome Polished Exhaust Valve - 33mm Head (+1mm) - Set of 50

SKU: GSCB2012-50

IN STOCK! Est Ship 3-5 days.

GSC P-D Subaru EJ205/EJ207/EJ257 Chrome Polished Intake Valve - 36mm Head (STD) - Set of 50

SKU: GSCB1041

Special Order. Contact for ETA.

GSC P-D Honda D16/B18/H23 Viton 6.6mm Valve Stem Seal - Set of 500

SKU: GSCB1040

Special Order. Contact for ETA.

GSC P-D Honda B/K/H Series Viton 5.5mm Valve Stem Seal - Set of 500

SKU: GSCB1032

Special Order. Contact for ETA.

GSC P-D Toyota GR Corolla/GR Yaris G16E-GTS Viton 5.5mm Valve Stem Seal - Set of 500

SKU: GSC7092S2

IN STOCK! Est Ship 3-5 days.

GSC P-D BMW B58 Gen 1 S2 Camshafts 284/288 Billet (Use w/Turbo Upgrade)

SKU: GSC7090S3

LOW STOCK! Est Ship 3-5 days.

GSC P-D BMW/Toyota B58 S3 Cams 292/300 Billet w/Intake Trigger (Use w/Upgraded Turbo/Ported Head)

SKU: GSC7079S1

IN STOCK! Est Ship 3-5 days.

GSC P-D 2024+ Ford Mustang Coyote Gen 4 290/292 Billet S1 Camshafts