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GSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.
For Porsche 996 and 997 Turbo owners pushing their engines with forced induction, thermal management is key. The GSC Power Division Manganese Bronze Exhaust Valve Guide set is specifically designed to handle the extreme exhaust temperatures associated with high-boost turbo applications.
When you are building a high-horsepower Porsche engine, every component matters. These valve guides provide the necessary reliability to ensure your valvetrain can handle the increased load. Avoid common failure points by upgrading to GSC Power Division's high-quality bronze guides. Find all your specialized Porsche engine components at GGCRACING.
| Brand | GSC Power Division |
|---|---|
| Manufacturer part number | 3057-12 |
| GGC SKU | GSC3057-12 |
| UPC / GTIN | GSC3057-12 |
Use the manufacturer part number when you compare with other listings or ask us to confirm a match.
| Box size | 9.4 × 4.3 × 0.5 in |
|---|---|
| Shipping weight | 0.6 lb |
Universal fit — check measurements. Compare the dimensions and specifications on this page with your application before you order.
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