GSC Power-Division 6.6mm Exhaust Valve Guides for Toyota 2JZ-GTE with depth step

Low stock: 12

$7.59

$7.59 $7.59

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GSC Power-Division 6.6mm Exhaust Valve Guide for Toyota 2JZ-GTE with depth gauge

Standard sized sold as set of 12 or individually
Oversized sold individually as +0.001" and +0.003"
MUST BE USED WITH GSC1029 VALVE STEM SEAL

Recommended with this product

GSC Power-Division Viton Valve Stem Seals for Toyota 2JZ 6.6mm valve stem

SKU: GSC1029

$17.77

$17.77 $17.77

Product fitment
2JZ-GTE

IMAGES ARE FOR ILLUSTRATION PURPOSES ONLY.

GSC3113	Inch/mm	Metric
Total Length	1.600" / 40.64 mm	-
Outer Diameter	0.4347" / 11.04 mm, step: 0.4750" / 12.065	-
Valve Stem Diameter	0.2598” / 6.6 mm	-

Exhaust Valve Guides

Valve guide performance plays a critical role in maintaining valve control, sealing stability, heat transfer, and long-term valvetrain reliability. GSC Power-Division valve guides are manufactured from carefully selected materials designed to provide excellent wear resistance, dimensional stability, and thermal performance under demanding operating conditions.

Precision manufacturing and tight tolerances help ensure consistent stem control, proper lubrication behavior, and reliable operation across a wide range of performance applications. From street performance engines to high-RPM race environments, GSC valve guides are engineered to support the precision and durability required by modern high-performance valvetrains.

Frequently Asked Questions

Why would I replace valve guides during a cylinder head build?

Worn guides can negatively affect valve sealing and valve stability. Replacing guides during a performance rebuild helps ensure proper valve concentricity to the valve seat and long-term reliability.

What material are GSC valve guides made from?

GSC valve guides are manufactured from premium manganese bronze alloys that provide excellent wear resistance and heat transfer characteristics.

GENERAL F.A.Q

Many GSC products, including our camshafts, are designed, machined, and finished in-house at our facility in South Carolina, USA. We maintain strict quality control throughout the manufacturing process.

GSC Power-Division has been serving the performance automotive industry for over 20 years, supplying racers, engine builders, tuners, and enthusiasts worldwide.

Yes. We sell directly through our website and also through an extensive network of authorized dealers and distributors worldwide.

GSC’s warranty covers defects in the product itself. Consequential damages, including engine damage, labor, towing, or vehicle downtime, are not covered.

Products used in racing or competition environments are subject to conditions outlined in our warranty policy. Performance applications inherently involve risks beyond normal operating conditions.