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SKU: 3082.001-1
GSC P-D GM LS7 Manganese Bronze Intake/Exhaust Valve Guide +.001in Oversize OD - Single for 2006-2013 Chevrolet Corvette Z06
This GSC Power-Division valve guide is a direct replacement for GM LS7 cylinder heads found in 2006-2013 Chevrolet Corvette Z06 models. Crafted from manganese bronze, the +.001in oversize outer diameter allows precise repair of worn guides while maintaining tight tolerances for high-RPM performance. It reduces friction and extends valve train life in demanding builds.
Key Features
- Manganese Bronze Material: Provides superior wear resistance and heat dissipation compared to stock phosphor bronze guides
- +.001in Oversize OD: Ideal for reconditioning cylinder heads with minor guide wear, ensuring a secure press fit
- Tighter ID Tolerance: Minimizes valve stem play for improved stability at high valve lift and speeds
- Smooth Copper Bearing Surface: Lowers friction to prevent premature wear on valves and springs
- Intake/Exhaust Compatibility: Universal design fits both positions in LS7 heads for complete rebuilds
Product Notes
- Sold as single guide. order multiples for full cylinder head sets
- Designed for performance engine builds requiring guide replacement
- Special order item. verify stock before purchase
Installation Notes
- Professional installation recommended.
- Ream intake guides to .3445in and exhaust to .3425in after pressing in
- Compatible with stock LS7 heads and most aftermarket ported heads
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006-2013 | Chevrolet | Corvette | Z06 |
Why Choose GSC Power-Division?
- Engineered and manufactured in the USA for racing and street applications
- Backed by real-world testing in high-horsepower LS builds
- Consistent quality control ensures repeatable performance gains
Frequently Asked Questions
-
Q: Does this fit 2006-2013 Corvette Z06 LS7 engines?
A: Yes, this is a direct OEM replacement for GM LS7 cylinder heads in those models -
Q: What material is used and why?
A: Manganese bronze offers better durability and heat resistance than standard guides for performance use -
Q: What is the warranty and installation process?
A: Limited lifetime warranty. requires professional pressing and reaming for proper fit
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: Special order - ships in 3-5 business days
- Packaging: Compact individual box, 4in x 4in x 1in
- Weight: 0.05 lb
GSC Power Division
GSC Power Division is a manufacturer of precision-engineered camshafts, valve springs, and valvetrain components designed for high-performance and competition engines across domestic, import, and diesel platforms. Founded by engineers with deep roots in motorsport, GSC Power Division components are machined to exacting tolerances and heat-treated to survive the demands of forced induction and high-rpm applications that destroy stock valvetrain parts. The brand is particularly well-known in the Mitsubishi Evo, Subaru STI, Nissan RB, and Toyota 2JZ communities where aggressive camshaft profiles are essential for extracting maximum power from turbocharged four-cylinder and six-cylinder engines. Whether building for drag racing, road course competition, or a high-powered street car, GSC Power Division camshafts and valve springs are a proven upgrade path. Popular Upgrades GSC Power Division S1, S2, and S3 camshafts are the most popular selections, with each profile offering progressivel...
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