Valve Guides & LMA

Set of 8 Valve Guides for 4G63 Our valve guides are precision-machined from high quality Manganese Bronze material. These guides in combination with our low Friction black nitrided valves provides the best solution for performance and durability. Features Precision machined from Manganese Bronze for...

Manganese Bronze Intake/Exhaust Valve Guide +.003in OD - Single by GSC Power-Division GSC Power-Division Intake OR Exhaust Valve Guide for Ford 2.3 EcoBoost Features Total Length: 1.538 / 39.07 Outer Diameter: 0.4346 / 11.04 Valve Stem Diameter: 5.5mm Applications 2019-2020 Ford Focus ST 2016-2018...

Intake/Exhaust Valve Guide +.001in Oversize OD - Single by GSC Power-Division GSC Power-Division Intake OR Exhaust Valve Guide for Ford 2.3 EcoBoost Features Total Length: 1.538 / 39.07 Outer Diameter: 0.4346 / 11.04 Valve Stem Diameter: 5.5mm Applications 2019-2020 Ford Focus ST 2016-2018 Ford...

Intake Valve Guide Traditional +.003in OD - Single by GSC Power-Division GSC Power-Division Traditional Intake Valve Guide for Subaru EJ20/25 Series (EJ205, EJ207, EJ255, EJ257, EJ257B), smooth style. Features Total Length: 1.557 / 39.55 Outer Diameter: 0.4357 / 11.07 Valve Stem Diameter: 6mm Applications...

Intake Valve Guide Traditional +.001in Oversize OD - Single by GSC Power-Division GSC Power-Division Traditional Intake Valve Guide for Subaru EJ20/25 Series (EJ205, EJ207, EJ255, EJ257, EJ257B), smooth style. Features Total Length: 1.557 / 39.55 Outer Diameter: 0.4357 / 11.07 Valve Stem Diameter: 6mm...

Intake Valve Guide Stopper Style +.003in OD - Single by GSC Power-Division GSC Power-Division Intake Valve Guide for Subaru EJ20/25 Series (EJ205, EJ207, EJ255, EJ257, EJ257B), stopper style. Features Total Length: 1.560 / 39.62 Outer Diameter: 0.4357 / 11.07 Valve Stem Diameter: 6mm Applications...

Intake Valve Guide Stopper Style +.001in OD - Single by GSC Power-Division GSC Power-Division Intake Valve Guide for Subaru EJ20/25 Series (EJ205, EJ207, EJ255, EJ257, EJ257B), stopper style. Features Total Length: 1.560 / 39.62 Outer Diameter: 0.4357 / 11.07 Valve Stem Diameter: 6mm Applications...

Intake Valve Guide +.001in Oversize OD - Single by GSC Power-Division GSC Power-Division Intake Valve Guide for Honda B-Series, stopper style. Features Total Length: 1.605 / 40.77 Outer Diameter: 0.4750 / 12.07 Valve Stem Diameter: 5.5mm Applications Honda B-Series Engine What's In The Box?...

Manganese Bronze Intake Valve Guide - Single by GSC Power-Division GSC Power-Division Intake Valve Guide for Honda B-Series, stopper style. Features Total Length: 1.605 / 40.77 Outer Diameter: 0.4750 / 12.07 Valve Stem Diameter: 5.5mm Applications Honda B-Series Engine What's In The Box? 1...

Manganese Bronze Intake/Exhaust Valve Guide - Single by GSC Power-Division GSC Power-Division Intake OR Exhaust Valve Guide for Small Block Chevy - 2.525" length. Features Total Length: 2.525 / 64.14 Outer Diameter: 0.5020 / 12.75 Valve Stem Diameter: 0.3415" Applications Universal What's In The...

Intake/Exhaust Valve Guide -Single by GSC Power-Division GSC Power-Division Intake OR Exhaust Valve Guide for Small Block Chevy - 2.250" length Features Total Length: 2.250 / 57.15 Outer Diameter: 0.5020 / 12.75 Valve Stem Diameter: 0.3415" Applications Universal What's In The Box? 1 -...

Manganese Bronze Intake/Exhaust Valve Guide - Single by GSC Power-Division GSC Power-Division Intake OR Exhaust Valve Guide for Small Block Chevy - 2.225" length Features Total Length: 2.225 / 56.52 Outer Diameter: 0.5020 / 12.75 Valve Stem Diameter: 0.3415" Applications Universal What's In The...

Intake/Exhaust Valve Guide - Single by GSC Power-Division What we have done is actually quite simple, we made valve guides that fit properly, are easier to install, and shaped to help air flow instead of just copying the OEM design. The GSC Power-Division valve...

Manganese Bronze Intake/Exhaust Valve Guide - Single by GSC Power-Division GSC Power-Division Intake OR Exhaust Valve Guide for Small Block Chevy - 2.100" length. Features Total Length: 2.100 / 53.34 Outer Diameter: 0.5020 / 12.75 Valve Stem Diameter: 0.3415" Applications Universal What's In The...

Exhaust Valve Guide Traditional +.003in OD - Single by GSC Power-Division GSC Power-Division Traditional Exhaust Valve Guide for Subaru EJ20/25 Series Features Total Length: 1.873 / 47.57 Outer Diameter: 0.4357 / 11.07 Valve Stem Diameter: 6mm Applications EJ205 Engine EJ207 Engine EJ257 Engine EJ257B...

Exhaust Valve Guide Traditional +.001in OD - Single by GSC Power-Division GSC Power-Division Traditional Exhaust Valve Guide for Subaru EJ20/25 Series Features Total Length: 1.873 / 47.57 Outer Diameter: 0.4357 / 11.07 Valve Stem Diameter: 6mm Applications EJ205 Engine EJ207 Engine EJ257 Engine EJ257B...

Exhaust Valve Guide Stopper Style +.003in OD - Single by GSC Power-Division GSC Power-Division Exhaust Valve Guide for Subaru EJ20/25 Series (EJ205, EJ207, EJ255, EJ257, EJ257B), stopper style. Features Total Length: 1.873 / 47.57 Outer Diameter: 0.4357 / 11.07 Valve Stem Diameter: 6mm Applications...

Exhaust Valve Guide Stopper Style +.001in OD - Single by GSC Power-Division GSC Power-Division Exhaust Valve Guide for Subaru EJ20/25 Series (EJ205, EJ207, EJ255, EJ257, EJ257B), stopper style. Features Total Length: 1.873 / 47.57 Outer Diameter: 0.4357 / 11.07 Valve Stem Diameter: 6mm Applications...

Intake/Exhaust Valve Guide +.001in Oversize OD - Single by GSC Power-Division GSC Power-Division Intake OR Exhuast Valve Guide for Subaru EJ SOHC. Features Total Length: 2.065 / 52.45 Outer Diameter: 0.4360 / 11.07 Valve Stem Diameter: 6mm Applications EJ20 Engine EJ25 Engine What's In...

Manganese Bronze Exhaust Valve Guide +.003in OD - Single by GSC Power-Division GSC Power-Division Exhaust Valve Guide for Honda B-Series, stopper style. Features Total Length: 1.801 / 45.75 Outer Diameter: 0.4750 / 12.07 Valve Stem Diameter: 5.5mm Applications Honda B-Series Engine What's In The...