

Specifications
- Brand
- GSC Power Division
- Part #
- 3057.001-1
- UPC
- GSC3057.001-1

GSC P-D Porsche 996/997 Turbo Exhaust Valve Guide Standard Style +.001in Oversize OD - Single
$6.18
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GSC P-D Porsche 996/997 Turbo Exhaust Valve Guide Standard Style +.001in Oversize OD - Single
Key Features
- Fits Porsche 996 and 997 Turbo models.
- Standard style exhaust valve guide.
- Features a +.001 inch oversize outside diameter.
- Designed for proper valve sealing and oil control.
- Ensures stable valve stem movement.
⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more
Product Details
When you're rebuilding the top end of your Porsche 996 or 997 Turbo engine, getting the valve guides right is crucial for proper valve sealing and oil control. This GSC Power Division exhaust valve guide is a standard style replacement, designed to fit precisely into the cylinder head.
This particular guide is +.001 inch oversize on the outside diameter, which is helpful if the original bore in your cylinder head has been slightly opened up during previous work or wear. It's made to the correct dimensions to ensure the valve stem has a stable, straight path as it moves, which helps maintain compression and prevent oil from sneaking past the valve stem into the combustion chamber. GSC Power Division is known for making well-built internal engine components, and this valve guide is no exception.
Specifications
- Brand
- GSC Power Division
- Manufacturer Part #
- 3057.001-1
- UPC
- GSC3057.001-1
Frequently Asked Questions
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GSC P-D Porsche 996/997 Turbo Exhaust Valve Guide Standard Style +.001in Oversize OD - Single
