Camshafts & Valvetrain

GSC Power-Division billet camshaft set, 2002–2005 WRX EJ205

Part #: 7020S1, 7020S2, 7020S3

Billet camshaft set for the USDM EJ205 WRX (Version 5 and 6). Upgraded valve springs required.

GSC Power-Division billet camshaft set, EJ255 / EJ257 with intake-only AVCS

Part #: 7025S1, 7025S2, 7025S3

Billet camshaft set for the USDM STI and WRX with intake-only AVCS. Upgraded valve springs required.

GSC Power-Division billet camshaft set, EJ257 with dual AVCS (2008-and-up STI)

Part #: 7026S1, 7026S2, 7026S3

Billet camshaft set for the 2008-and-up STI EJ257B with dual AVCS. Head castings may need light filing for lobe clearance.

GSC Power-Division billet camshaft set, EJ255 dual AVCS with oil scavenge pump drive

Part #: 7024S1, 7024S2

Billet camshaft set for the EJ255 with dual AVCS and oil scavenge pump drive. Upgraded valve springs required.

GSC Power-Division billet camshaft set, EJ207 JDM / Euro WRX and STI (Version 7 and up)

Part #: 7027S1, 7027S2, 7027S3

Billet camshaft set for the EJ207 Version 7 and up with single AVCS. Upgraded valve springs required.

Brian Crower camshafts, EJ205 (2002–2005 WRX), set of 4

Part #: BC0601, BC0602

Camshaft set of 4 for the Subaru EJ205.

Brian Crower camshafts, EJ257 / EJ255 (2004–2007 STI, 2006–2007 WRX), set of 4

Part #: BC0621, BC0620, BC0622

Camshaft set of 4 for the Subaru EJ257 / EJ255.

Brian Crower camshafts, EJ257B dual AVCS (2008-and-up STI), set of 4

Part #: BC0623, BC0624

Camshaft set of 4 for the EJ257B with dual AVCS (2008-and-up STI).

Brian Crower adjustable cam gears, Subaru EJ205 / EJ255 / EJ257

Part #: BC8860, BC8860B, BC8860-EX +1 more

Adjustable cam gears, 6061-T6 billet aluminum. Fits Subaru EJ205, EJ255 and EJ257. Options: set of 4 (BC8860); set of 4, all black (BC8860B); exhaust side only, set of 2 (BC8860-EX); exhaust side only, set of 2, all black (BC8860B-EX).

GSC Power-Division chrome polished intake valves, Subaru EJ205 / EJ207 / EJ257

Part #: 2012-01, 2012-8, 2014-01 +1 more

Chrome polished intake valve. Fits Subaru EJ20 / EJ257 turbo (EJ205, EJ207, EJ257).

GSC Power-Division chrome polished exhaust valves, Subaru EJ205 / EJ207 / EJ257

Part #: 2011-01, 2011-8, 2013-01 +1 more

Chrome polished exhaust valve. Fits Subaru EJ20 / EJ257 turbo (EJ205, EJ207, EJ257).

GSC Power-Division Super Alloy exhaust valves, Subaru EJ205 / EJ207 / EJ257

Part #: 2015-01, 2015-8, 2017-01 +1 more

Super Alloy exhaust valve with chrome polished stem, for high-EGT setups. Fits Subaru EJ20 / EJ257 turbo (EJ205, EJ207, EJ257).

Supertech black nitrided intake valves, Subaru EJ20 / EJ25 turbo DOHC

Part #: SIVN-1010, SIVN-1010-8, SIVN-1012 +7 more

Black nitrided stainless intake valve. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC.

Supertech black nitrided exhaust valves, Subaru EJ20 / EJ25 turbo DOHC

Part #: SEVN-1010, SEVN-1010-8, SEVN-1012 +4 more

Black nitrided stainless exhaust valve. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC; the engines each option fits are in brackets.

Supertech Inconel exhaust valves, Subaru EJ20 / EJ25 turbo DOHC

Part #: SEVI-1010, SEVI-1010-8, SEVI-1012 +7 more

Inconel exhaust valve. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC.

Supertech sodium-filled Inconel exhaust valves, Subaru EJ20 / EJ25 turbo DOHC

Part #: SEVI-1010-HS, SEVI-1010-HS-8, SEVI-1014-HS +1 more

Sodium-filled Inconel exhaust valve. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC.

Brian Crower valves, Subaru EJ series

Part #: BC3600-1, BC3604-1, BC3605-1 +1 more

Fits Subaru EJ series (Brian Crower); Turn 14 lists EJ205 / EJ257. Options: intake, 36mm (STD), single (BC3600-1); intake, 37mm (+1mm), single (BC3604-1); exhaust, 33mm (+1mm), single (BC3605-1); exhaust, Inconel, 32mm (STD), 5.96mm stem, 104.7mm, set of 8 (BC3601-INC).

GSC Power-Division manganese bronze valve guides, Subaru EJ20 / EJ25 DOHC

Part #: 3025, 3025-8, 3025.001-1 +13 more

Manganese bronze valve guide. Fits Subaru EJ20/25 series (EJ205, EJ207, EJ255, EJ257, EJ257B). Oversizes are sold individually. Options: exhaust, stopper style, STD, single (3025); exhaust, stopper style, STD, set of 8 (3025-8); exhaust, stopper style, +.001 in. OD, single (3025.001-1); exhaust, stopper style, +.003 in. OD, single (3025.003-1); intake, stopper style, STD, single (3026); intake, stopper style, STD, set of 8 (3026-8); intake, stopper style, +.001 in. OD, single (3026.001-1); intake, stopper style, +.003 in. OD, single (3026.003-1); exhaust, traditional (smooth), STD, single (3027); exhaust, traditional (smooth), STD, set of 8 (3027-8); exhaust, traditional, +.001 in. OD, single (3027.001-1); exhaust, traditional, +.003 in. OD, single (3027.003-1); intake, traditional (smooth), STD, single (3028); intake, traditional (smooth), STD, set of 8 (3028-8); intake, traditional, +.001 in. OD, single (3028.001-1); intake, traditional, +.003 in. OD, single (3028.003-1).

Supertech manganese bronze valve guides, Subaru EJ20 / EJ25 turbo DOHC

Part #: GDE-SUEJ6-I, GDE-SUEJ6-I-8, GDE-SUEJ6-E +3 more

Manganese bronze valve guide, 6mm stem. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC. Options: intake, single (GDE-SUEJ6-I); intake, set of 8 (GDE-SUEJ6-I-8); exhaust, 11.08mm OD, single (GDE-SUEJ6-E); exhaust, 11.08mm OD, set of 8 (GDE-SUEJ6-E-8); intake, stopper style, single (GDE-SUEJ6-STI); exhaust, stopper style, single (GDE-SUEJ6-STE).

Brian Crower valve guides, Subaru EJ205 / EJ207 / EJ257 / EJ257B, 6.0mm

Part #: BC3960, BC3961

Valve guides for 6.0mm stems, quantity of 8. Fits Subaru EJ series (EJ205, EJ207, EJ257, EJ257B). Options: intake, set of 8 (BC3960); exhaust, set of 8 (BC3961).

GSC Power-Division 1006

OEM-replacement valve keeper set of 32, black oxide coated. Fits Subaru EJ205, EJ207, EJ257, EJ257B and SOHC EJ.

Brian Crower BC2960

6 degree billet single-groove valve keepers for 6mm stems, set of 32. Fits BC titanium retainer BC2300-16. Fits Subaru EJ series (EJ205 / EJ257).

GSC Power-Division valve spring kits, Subaru turbo DOHC EJ

Part #: 5043, 5743, 5076 +2 more

Valve spring kits for the DOHC Subaru turbo EJ platforms (16 valves).

GSC Power-Division 1005

OEM-replacement stamped spring seats, set of 16. Use with GSC 5043 or 5743 spring kits or stock springs. Fits the Subaru turbo EJ series.

Brian Crower valve spring and retainer kits, Subaru EJ series

Part #: BC0600, BC0600S, BC0610

Valve spring kits for the Subaru EJ series.

Supertech dual valve spring kits, Subaru WRX / STI 16V (EJ20 / EJ25 turbo DOHC)

Part #: SPRK-TS1015-SU1, SPRK-TS1015-SU3, SPRK-TS1015-SU4 +5 more

Dual valve spring kit. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC; the engines each option fits are in brackets.

Supertech single beehive valve spring kits, Subaru WRX / STI 16V (EJ20 / EJ25 turbo DOHC)

Part #: SPRK-TS1015-BE-SU1, SPRK-TS1015-BE-SU3, SPRK-TS1015-BE-SU4

Single beehive valve spring kit. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC.

Supertech valve spring retainers, Subaru EJ20 / EJ25 turbo DOHC

Part #: RET-TS60-WRX1, RET-TS60IN2-WRX, RET-TS60-WRX1-BE +5 more

Valve spring retainers for Supertech SPR-TS1015 springs. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC. Options: titanium, single (RET-TS60-WRX1); titanium, inner spring IN2, single (RET-TS60IN2-WRX); titanium, for beehive SPR-TS1015-BE, single (RET-TS60-WRX1-BE); titanium, for beehive SPR-TS1015-BE, set of 16 (RET-TS60-WRX1-BE-16); titanium, STI under-bucket shim, single (RET-TS60-STI); titanium, STI under-bucket shim, set of 16 (RET-TS60-STI-16); steel, 6 degree, single (RET-TS60-WRX-ST); steel, set of 16 (RET-TS60-WRX-ST-16).

Supertech spring seat locators, Subaru EJ20 / EJ25 turbo DOHC

Part #: SEAT-TS-SUB, SEAT-TS-SUB-16

Spring seat locators for Supertech SPR-TS1015 springs. Fits Subaru EJ20 turbo DOHC and EJ25 turbo DOHC. Options: 1.5mm thick, single (SEAT-TS-SUB); set of 16 (SEAT-TS-SUB-16).

Supertech valves, Subaru EJ25 non-turbo DOHC

Part #: SIVN-1016, SIVN-1016-8, SIVN-1015 +4 more

Fits Subaru EJ25 non-turbo DOHC. Options: intake, black nitrided, STD, single (SIVN-1016); intake, black nitrided, STD, set of 8 (SIVN-1016-8); intake, black nitrided, +1mm, single (SIVN-1015); exhaust, Inconel, STD, single (SEVI-1016); exhaust, Inconel, STD, set of 8 (SEVI-1016-8); exhaust, Inconel, +1mm, single (SEVI-1015); exhaust, Inconel, +1mm, set of 8 (SEVI-1015-8).

Supertech valves, Subaru EJ25 non-turbo SOHC

Part #: SIVN-1025, SIVN-1025-8, SEVI-1026 +1 more

Fits Subaru EJ25 non-turbo SOHC. Options: intake, black nitrided, single (SIVN-1025); intake, black nitrided, set of 8 (SIVN-1025-8); exhaust, Inconel, +1mm, single (SEVI-1026); exhaust, Inconel, +1mm, set of 8 (SEVI-1026-8).

Supertech SPRK-TS1015-SU5

Dual valve spring kit. Fits Subaru EJ25 non-turbo DOHC and EJ25 non-turbo SOHC.

ASF Machine high-RPM valve spring kit, Subaru EJ25 SOHC (EJ251 / EJ253)

Part #: ASF-EJ25S-VSK

Valve spring kit: 16 valve springs, 16 retainers and 16 spring seats, for cam lift up to 12.7 mm. Fits Subaru EJ25 SOHC (EJ251 / EJ253).

GSC Power-Division manganese bronze valve guides, Subaru EJ SOHC

Part #: 3019, 3019-8, 3019.001-1 +5 more

Intake or exhaust valve guide for Subaru EJ SOHC heads; two sets of 8 are needed for a complete engine. Options: stopper style, STD, single (3019); stopper style, STD, set of 8 (3019-8); stopper style, +.001 in. OD, single (3019.001-1); stopper style, +.003 in. OD, single (3019.003-1); smooth style, STD, single (3067); smooth style, STD, set of 8 (3067-8); smooth style, +.001 in. OD, single (3067.001-1); smooth style, +.003 in. OD, single (3067.003-1).

GSC Power-Division 1022

Viton 6mm valve stem seal set of 16, an upgrade from the OEM material for higher heat. Fits all Subaru EJ engines.

Supertech valve stem seals, Subaru EJ

Part #: VS-TS6I, VS-TS6I-8, VS-TS6E +1 more

6mm valve stem seals. Fits all Subaru EJ engines. Supertech also lists it for other engines. Options: intake, polyacrylic, single (VS-TS6I); intake, polyacrylic, set of 8 (VS-TS6I-8); exhaust, Viton, single (VS-TS6E); exhaust, Viton, set of 8 (VS-TS6E-8).

GSC Power-Division valves, 2013 Subaru BRZ / Scion FR-S FA20

Part #: 2122-01, 2122-8, 2124-01 +5 more

Fits 2013 Subaru / Scion BRZ / FR-S FA20. Options: intake, 35mm (STD), single (2122-01); intake, 35mm (STD), set of 8 (2122-8); intake, 36mm (+1mm), single (2124-01); intake, 36mm (+1mm), set of 8 (2124-8); exhaust, Super Alloy, 29mm (STD), single (2121-01); exhaust, Super Alloy, 29mm (STD), set of 8 (2121-8); exhaust, Super Alloy, 30mm (+1mm), single (2123-01); exhaust, Super Alloy, 30mm (+1mm), set of 8 (2123-8).

GSC Power-Division valves, 2014-and-up Subaru BRZ / Scion FR-S FA20

Part #: 2132-01, 2132-8, 2134-01 +5 more

Fits 2014-and-up Subaru / Scion BRZ / FR-S FA20. Options: intake, 35mm (STD), single (2132-01); intake, 35mm (STD), set of 8 (2132-8); intake, 36mm (+1mm), single (2134-01); intake, 36mm (+1mm), set of 8 (2134-8); exhaust, 29mm (STD), single (2131-01); exhaust, 29mm (STD), set of 8 (2131-8); exhaust, 30mm (+1mm), single (2133-01); exhaust, 30mm (+1mm), set of 8 (2133-8).

GSC Power-Division valves, 2015-and-up WRX FA20F

Part #: 2282-01, 2282-8, 2284-01 +5 more

Fits 2015-and-up Subaru WRX FA20F. Options: intake, 34mm (STD), single (2282-01); intake, 34mm (STD), set of 8 (2282-8); intake, 35mm (+1mm), single (2284-01); intake, 35mm (+1mm), set of 8 (2284-8); exhaust, 29mm (STD), single (2281-01); exhaust, 29mm (STD), set of 8 (2281-8); exhaust, 30mm (+1mm), single (2283-01); exhaust, 30mm (+1mm), set of 8 (2283-8).

Supertech intake valves, Subaru FA20

Part #: SIVN-1050, SIVN-1050-8, SIVN-1050-2 +5 more

Intake valve. Fits Subaru FA20, FA20F DIT and Toyota / Scion FR-S 4U-GSE; the engines each option fits are in brackets. Options: black nitrided, single [fits Subaru FA20, Toyota / Scion FR-S 4U-GSE] (SIVN-1050); black nitrided, set of 8 [fits Subaru FA20, Toyota / Scion FR-S 4U-GSE] (SIVN-1050-8); 35 x 5.46 x 105mm, single [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE] (SIVN-1050-2); 35 x 5.46 x 105mm, set of 8 [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE] (SIVN-1050-2-8); black nitride, BRZ / FR-S, single [fits Subaru FA20, Toyota / Scion FR-S 4U-GSE] (SIVN-1052-2); black nitride, BRZ / FR-S, set of 8 [fits Subaru FA20, Toyota / Scion FR-S 4U-GSE] (SIVN-1052-2-8); 34mm black, 2015 WRX, single [fits Subaru FA20F DIT] (SIVN-1049-2); 34mm black, 2015 WRX, set of 8 [fits Subaru FA20F DIT] (SIVN-1049-2-8).

Supertech Inconel exhaust valves, Subaru FA20

Part #: SEVI-1050, SEVI-1050-8, SEVI-1050-2 +3 more

Inconel exhaust valve. Fits Subaru FA20, FA20F DIT and Toyota / Scion FR-S 4U-GSE; the engines each option fits are in brackets. Options: STD, single [fits Subaru FA20, Toyota / Scion FR-S 4U-GSE] (SEVI-1050); STD, set of 8 [fits Subaru FA20, Toyota / Scion FR-S 4U-GSE] (SEVI-1050-8); BRZ / FR-S, single [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE] (SEVI-1050-2); BRZ / FR-S, set of 8 [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE] (SEVI-1050-2-8); 30mm (+1mm) x 5.45 x 97.7mm, single [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE] (SEVI-1052-2); 30mm (+1mm) x 5.45 x 97.7mm, set of 8 [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE] (SEVI-1052-2-8).

GSC Power-Division manganese bronze valve guides, Subaru FA20 / FA24

Part #: 3063, 3063-8, 3063.001-1 +13 more

Valve guide. Oversizes are sold individually. Options: exhaust, STD, single (FA20 and FA24) (3063); exhaust, STD, set of 8 (FA20 and FA24) (3063-8); exhaust, +.001 in. OD, single (FA20 and FA24) (3063.001-1); exhaust, +.003 in. OD, single (FA20 and FA24) (3063.003-1); intake, STD, single (FA20 and FA24) (3064); intake, STD, set of 8 (FA20 and FA24) (3064-8); intake, +.001 in. OD, single (FA20 and FA24) (3064.001-1); intake, +.003 in. OD, single (FA20 and FA24) (3064.003-1); exhaust, stopper style, STD, single (FA20) (3105); exhaust, stopper style, STD, set of 8 (FA20) (3105-8); exhaust, stopper style, +.001 in. OD, single (FA20) (3105.001-1); exhaust, stopper style, +.003 in. OD, single (FA20) (3105.003-1); intake, stopper style, STD, single (FA20) (3106); intake, stopper style, STD, set of 8 (FA20) (3106-8); intake, stopper style, +.001 in. OD, single (FA20) (3106.001-1); intake, stopper style, +.003 in. OD, single (FA20) (3106.003-1).

Supertech manganese bronze valve guides, Subaru BRZ / Toyota FR-S FA20, 5.5mm

Part #: GDE-TFRS55-I, GDE-TFRS55-I-8, GDE-TFRS55-E +1 more

Manganese bronze valve guide, 5.5mm stem. Fits Subaru FA20, FA20F DIT and Toyota / Scion FR-S 4U-GSE. Supertech also lists it for other engines. Options: intake, single (GDE-TFRS55-I); intake, set of 8 (GDE-TFRS55-I-8); exhaust, single (GDE-TFRS55-E); exhaust, set of 8 (GDE-TFRS55-E-8).

GSC Power-Division 1023

Viton 6mm valve stem seal set of 16 for the Subaru / Scion FA / FB engine (Turn 14: FA20).

Supertech Viton valve stem seals, Subaru BRZ / Toyota FR-S

Part #: VS-SU5.5-EI, VS-SU5.5-EI-8

Viton valve stem seal. Fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE, EZ30 H6 1st gen and EZ30 H6 2nd gen; the engines each option fits are in brackets. Supertech also lists it for other engines. Options: single [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE, EZ30 H6 1st gen, EZ30 H6 2nd gen] (VS-SU5.5-EI); set of 8 [fits Subaru FA20, FA20F DIT] (VS-SU5.5-EI-8).

GSC Power-Division valve spring kits, Subaru FA20 (WRX / BRZ / FR-S)

Part #: 5056, 5756, 5256

Valve spring kits for the FA20 (2015 WRX, BRZ, Scion FR-S and Toyota FT86).

Brian Crower valve spring and titanium retainer kits, Subaru FA20 / Toyota 4U-GSE

Part #: BC0650, BC0651

Spring and titanium retainer kits with spring seats, 80 lb seat @ 1.350 in., 0.500 in. net cam lift. Fits Subaru FA20 / Toyota 4U-GSE.

Supertech valve spring kits, Subaru BRZ / Toyota 86 FA20

Part #: SPRK-100-BRZ, SPRK-1002-BRZ, SPRK-200-BRZ +1 more

Valve spring kit. Fits Subaru FA20, FA20F DIT and Toyota / Scion FR-S 4U-GSE; the engines each option fits are in brackets.

Supertech retainer and spring seat locators, Subaru BRZ / Scion FR-S (H1000 series springs)

Part #: RET-H1000-BRZ, SEAT-H1002D-BRZ, SEAT-H1002D-BRZ-2

For Supertech H1000-series springs. Fits Subaru FA20, FA20F DIT and Toyota / Scion FR-S 4U-GSE; the engines each option fits are in brackets. Options: titanium retainer [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE] (RET-H1000-BRZ); spring seat locator [fits Subaru FA20, FA20F DIT, Toyota / Scion FR-S 4U-GSE] (SEAT-H1002D-BRZ); spring seat locator, 0.5mm thick, single [fits Subaru FA20, FA20F DIT] (SEAT-H1002D-BRZ-2).

GSC Power-Division valves, 2022-and-up WRX FA24F

Part #: 2262-01, 2262-8, 2261-01 +3 more

Fits 2022-and-up Subaru WRX FA24F. Options: intake, STD, single (2262-01); intake, STD, set of 8 (2262-8); exhaust, stainless, STD, single (2261-01); exhaust, stainless, STD, set of 8 (2261-8); exhaust, Super Alloy, STD, single (2265-01); exhaust, Super Alloy, STD, set of 8 (2265-8).

GSC Power-Division conical valve spring kits, 2022-and-up WRX FA24F

Part #: 5021, 5024

Conical valve springs (16), titanium retainers (16) and new spring seats (16). Fits 2022-and-up Subaru WRX FA24F.

Supertech valves, Subaru EZ30 H6

Part #: SIVN-2301F, SIVN-2304D, SIVN-2304D-12 +9 more

Fits Subaru EZ30 H6 1st gen and EZ30 H6 2nd gen; the engines each option fits are in brackets. Options: intake, black nitrided, single [fits Subaru EZ30 H6 1st gen] (SIVN-2301F); intake, black nitrided, +1mm, single [fits Subaru EZ30 H6 1st gen] (SIVN-2304D); intake, black nitrided, +1mm, set of 12 [fits Subaru EZ30 H6 1st gen] (SIVN-2304D-12); exhaust, black nitride, single [fits Subaru EZ30 H6 1st gen] (SEVN-1030D); exhaust, black nitrided, +1mm, single [fits Subaru EZ30 H6 1st gen] (SEVN-1033D); exhaust, 31.5 x 5.45 x 103.25mm dish, single [fits Subaru EZ30 H6 1st gen] (SEVI-1033D); intake, black nitrided, single [fits Subaru EZ30 H6 2nd gen] (SIVN-1043); intake, 35mm, set of 12 [fits Subaru EZ30 H6 2nd gen] (SIVN-1043-12); exhaust, Inconel, single [fits Subaru EZ30 H6 2nd gen] (SEVI-1043D); exhaust, Inconel, 30.5mm, set of 12 [fits Subaru EZ30 H6 2nd gen] (SEVI-1043D-12); exhaust, Inconel, single [fits Subaru EZ30 H6 2nd gen] (SEVI-1045D); exhaust, Inconel, set of 12 [fits Subaru EZ30 H6 2nd gen] (SEVI-1045D-12).

Supertech valve springs and seats, Subaru EZ30 H6

Part #: SPRK-TS1015-SU6, SPRK-SUEZ30-W, SEAT-TS-SUH6E

Fits Subaru EZ30 H6 1st gen and EZ30 H6 2nd gen; the engines each option fits are in brackets. Options: dual spring kit [fits Subaru EZ30 H6 1st gen] (SPRK-TS1015-SU6); dual spring kit, variable intake lift [fits Subaru EZ30 H6 2nd gen] (SPRK-SUEZ30-W); spring seat, 2.4mm, exhaust side, single [fits Subaru EZ30 H6 2nd gen] (SEAT-TS-SUH6E).

GSC Power-Division valve spring kits, Subaru EZ36

Part #: 5065, 5765

Titanium retainer kits for the Subaru EZ36.

GSC Power-Division valve guides, Porsche 996 / 997 Turbo

Part #: 3058, 3058-12, 3058.001-1 +5 more

Valve guide, standard style. Fits Porsche 996 / 997 Turbo (911). Oversizes are sold individually. Options: intake, STD, single (3058); intake, STD, set of 12 (3058-12); intake, +.001 in. OD, single (3058.001-1); intake, +.003 in. OD, single (3058.003-1); exhaust, STD, single (3057); exhaust, STD, set of 12 (3057-12); exhaust, +.001 in. OD, single (3057.001-1); exhaust, +.003 in. OD, single (3057.003-1).

GSC Power-Division intake / exhaust valve guides, Porsche 996 / 997 GT3 Cup

Part #: 3997, 3997-12, 3997.001-1 +1 more

Intake or exhaust valve guide, standard style. Fits Porsche 996 / 997 GT3 Cup. Options: STD, single (3997); STD, set of 12 (3997-12); +.001 in. OD, single (3997.001-1); +.003 in. OD, single (3997.003-1).

GSC Power-Division 6977EX

Factory-replacement GT3 Cup S camshafts (Porsche exhaust 996.105.245.92). Can also be used in standard GT3 Cup cars with 3.8L or 4.0L rebuilds.

GSC Power-Division 5092

24 titanium retainers, 24 conical springs and 24 chromoly spring seats. Fits Porsche 991 / 992 GT3, including the GT3 Cup and GT3 RSR.

GSC Power-Division 5094

24 titanium retainers, 24 conical springs and 24 chromoly spring seats. Fits Porsche 991 Turbo 3.8 (GSC lists 991 / 992 Turbo).

GSC Power-Division traditional valve guides, BMW S54

Part #: 3096, 3096-12, 3096.001-1 +1 more

Traditional intake or exhaust valve guide. Fits BMW S54 (E46 M3). Oversizes are sold individually. Options: STD, single (3096); STD, set of 12 (3096-12); +.001 in. OD, single (3096.001-1); +.003 in. OD, single (3096.003-1).

Supertech manganese bronze valve guides, BMW S54

Part #: GDE-BMW-S54-EI, GDE-BMW-S54-EI-12

Intake or exhaust valve guide, 6mm stem, 12.03mm OD. Fits BMW S54B32. Options: single (GDE-BMW-S54-EI), set of 12 (GDE-BMW-S54-EI-12).

Supertech black nitrided intake valves, BMW S54 (E46 M3)

Part #: BMIVN-1040, BMIVN-1040-12, BMIVN-1040S +6 more

Black nitrided intake valve. Fits BMW S54B32.

Supertech exhaust valves, BMW S54 (E46 M3)

Part #: BMEVN-1040, BMEVN-1040-12, BMEVI-1040S +6 more

Exhaust valve. Fits BMW S54B32. Options: black nitrided, 30.5mm (STD), single (BMEVN-1040); black nitrided, 30.5mm (STD), set of 12 (BMEVN-1040-12); Inconel, single (BMEVI-1040S); Inconel, set of 12 (BMEVI-1040S-12); Inconel, 30.50mm, single (BMEVI-1040S-LC); Inconel, 30.50mm, set of 12 (BMEVI-1040S-LC-12); Inconel, +1mm, single (BMEVI-1045S); Inconel, +1mm, set of 12 (BMEVI-1045S-12); Inconel, 31.5 x 5.95 x 119.6mm, single (BMEVI-1045S-LC).

Supertech valve spring kits, BMW S54

Part #: SPRK-2521-2BM-T1, SPRK-2521-2BM-T1S-LC, SPRK-2521-2BM-ST +1 more

Fits BMW S54B32.

Supertech retainers and spring seat locators, BMW S54

Part #: RET-BM2521-T1, RET-BM2521-T1S-LC, RET-BM2521-T1-BE +4 more

Fits BMW S54B32. Options: titanium retainer for SPR-2521, single (RET-BM2521-T1); titanium retainer for SPR-2521 without OEM shims, single (RET-BM2521-T1S-LC); titanium retainer for SPR-HM1007BE, single (RET-BM2521-T1-BE); steel retainer, set of 24 (RET-BM2521-T1-ST-24); spring seat locator, single (SEAT-BMS54); spring seat locator, set of 24 (SEAT-BMS54-24); spring seat locator for SPR-HM1007BE, 2mm, single (SEAT-BMS54-BE).

GSC Power-Division traditional valve guides, BMW E36 M3

Part #: 3056, 3056-12, 3056.001-1 +5 more

Traditional valve guide. Fits BMW E36 M3. Oversizes are sold individually. Options: intake, STD, single (3056); intake, STD, set of 12 (3056-12); intake, +.001 in. OD, single (3056.001-1); intake, +.003 in. OD, single (3056.003-1); exhaust, STD, single (3055); exhaust, STD, set of 12 (3055-12); exhaust, +.001 in. OD, single (3055.001-1); exhaust, +.003 in. OD, single (3055.003-1).

Supertech valves, BMW S50B32 (Euro E36 M3)

Part #: BMIVN-1037, BMIVN-1037-12, BMIVN-1033SL +5 more

Fits BMW S50B32 Euro version. Options: intake, black nitrided, single (BMIVN-1037); intake, black nitrided, set of 12 (BMIVN-1037-12); intake, black nitrided, +0.65mm, single (BMIVN-1033SL); intake, black nitrided, +0.65mm, set of 12 (BMIVN-1033SL-12); exhaust, black nitrided, single (BMEVN-1037); exhaust, black nitrided, set of 12 (BMEVN-1037-12); exhaust, Inconel, +0.5mm, single (BMEVI-1030PSL); exhaust, Inconel, +0.5mm, set of 12 (BMEVI-1030PSL-12).

Supertech valves, BMW S50B30 (Euro E36 M3)

Part #: BMIVN-1036, BMIVN-1036-12, BMEVI-1036 +1 more

Fits BMW S50B30 Euro version. Options: intake, black nitrided, single (BMIVN-1036); intake, black nitrided, set of 12 (BMIVN-1036-12); exhaust, Inconel, single (BMEVI-1036); exhaust, Inconel, set of 12 (BMEVI-1036-12).

Supertech dual valve spring kits, BMW S50 Euro

Part #: SPRK-H1000D-BM-B32E, SPRK-H1005D-BM-B32E, SPRK-H1005D-S50-B30E +1 more

Dual valve spring kit. Fits BMW S50B30 Euro version and S50B32 Euro version; the engines each option fits are in brackets.

Supertech intake valves, BMW M42 / M50 / M52 / M54 / S50 / S52

Part #: BMIVN-1030, BMIVN-1030-12, BMIVN-1030S +4 more

Black nitrided intake valve. Fits BMW M42, M50, M52, M54, S50, S52 and S42; the engines each option fits are in brackets.

Supertech exhaust valves, BMW M42 / M50 / M52 / M54 / S50 / S52

Part #: BMEVN-1030, BMEVN-1030-8, BMEVN-1030-12 +11 more

Exhaust valve. Fits BMW M42, M50, M52, M54, S50, S52 and S42; the engines each option fits are in brackets. Options: black nitrided, STD, single [fits BMW M42, M50, M52, M54, S50, S52, S42] (BMEVN-1030); black nitrided, 30.5 x 5.96 x 105.65mm, set of 8 [fits BMW M42, S42] (BMEVN-1030-8); black nitrided, STD, set of 12 [fits BMW M50, M52, M54, S50, S52] (BMEVN-1030-12); black nitrided, BMEVN-1030S, single [fits BMW M42, M50, M52, M54, S50, S52, S42] (BMEVN-1030S); black nitrided, BMEVN-1030S, set of 8 [fits BMW M42, S42] (BMEVN-1030S-8); black nitrided, BMEVN-1030S, set of 12 [fits BMW M50, M52, M54, S50, S52] (BMEVN-1030S-12); black nitrided, +1mm, single [fits BMW M42, M50, M52, M54, S50, S52, S42] (BMEVN-1031S); black nitrided, +1mm, set of 8 [fits BMW M42, S42] (BMEVN-1031S-8); black nitrided, +1mm, set of 12 [fits BMW M50, M52, M54, S50, S52] (BMEVN-1031S-12); Inconel, STD, single [fits BMW M42, M50, M52, M54, S50, S52, S42] (BMEVI-1030S); Inconel, STD, set of 8 [fits BMW M42, S42] (BMEVI-1030S-8); Inconel, STD, set of 12 [fits BMW M50, M52, M54, S50, S52] (BMEVI-1030S-12); Inconel, +1mm, single [fits BMW M42, M50, M52, M54, S50, S52, S42] (BMEVI-1031S); Inconel, +1mm, set of 12 [fits BMW M50, M52, M54, S50, S52] (BMEVI-1031S-12).

Supertech intake / exhaust valve guides, BMW M42 / M50 / M52 / M54 / S50 / S52

Part #: GDE-BMW-M50-EI, GDE-BMW-M50-EI-12

Intake or exhaust valve guide, 6mm stem, 12.56mm OD. Fits BMW M42, M50, M52, M54, S50, S52 and S42; the engines each option fits are in brackets. Options: single [fits BMW M42, M50, M52, M54, S50, S52, S42] (GDE-BMW-M50-EI); set of 12 [fits BMW M50, M52, M54, S50, S52] (GDE-BMW-M50-EI-12).

Supertech dual valve spring kits, BMW M50 / M52 / M54 / S50 / S52

Part #: SPRK-H1000D-BM, SPRK-H1000D-BM-ST, SPRK-H1005D-BM +4 more

Dual valve spring kit. Fits BMW M42, M50, M52, M54, S50, S52, S50B30 Euro version, S50B32 Euro version, S42 and S38; the engines each option fits are in brackets. Supertech also lists it for other engines.

Supertech retainers, spring seats and valve locks, BMW M42 / M50 / M52 / M54 / S50 / S52 / S54

Part #: RET-HBK-ST-24, SEAT-BM60, SEAT-BM60-16 +4 more

Steel retainers, spring seat locators and 6mm triple-groove valve locks (2 locks per valve). Fits BMW M42, M50, M52, M54, S50, S52, S50B32 Euro version, S54B32 and S42; the engines each option fits are in brackets. Supertech also lists it for other engines. Options: steel retainer, set of 24 [fits BMW M50, M52, M54, S50, S52] (RET-HBK-ST-24); spring seat locator, single [fits BMW M42, M50, M52, M54, S50, S52, S42] (SEAT-BM60); spring seat locator, set of 16 [fits BMW M42, S42] (SEAT-BM60-16); spring seat locator, set of 24 [fits BMW M50, M52, M54, S50, S52] (SEAT-BM60-24); valve lock, single [fits BMW M42, M50, M52, M54, S50, S52, S50B32 Euro version, S54B32, S42] (KPR-VW6-T); valve lock, set of 16 [fits BMW M42, S42] (KPR-VW6-T-16); valve lock, set of 24 [fits BMW M50, M52, M54, S50, S52, S50B32 Euro version, S54B32] (KPR-VW6-T-24).

Supertech valve stem seals, BMW 6mm

Part #: VS-VBM6I, VS-VBM6I-8, VS-VBM6I-12 +3 more

6mm valve stem seals. Fits BMW M42, M50, M52, M54, S50, S52, S50B32 Euro version, S54B32 and S42; the engines each option fits are in brackets. Supertech also lists it for other engines. Options: intake, polyacrylic, single [fits BMW M42, M50, M52, M54, S50, S52, S50B32 Euro version, S54B32, S42] (VS-VBM6I); intake, polyacrylic, set of 8 [fits BMW M42, S42] (VS-VBM6I-8); intake, polyacrylic, set of 12 [fits BMW M50, M52, M54, S50, S52, S50B32 Euro version, S54B32] (VS-VBM6I-12); exhaust, Viton, single [fits BMW M42, M50, M52, M54, S50, S52, S50B32 Euro version, S54B32, S42] (VS-VBM6E); exhaust, Viton, set of 8 [fits BMW M42, S42] (VS-VBM6E-8); exhaust, Viton, set of 12 [fits BMW M50, M52, M54, S50, S52, S50B32 Euro version, S54B32] (VS-VBM6E-12).