GSC +0.001" Exhaust Valve Guide for Porsche 944 16V – GSC3083.001-1
The GSC3083.001-1 Oversized Exhaust Valve Guide is designed for Porsche 944 16-valve engines requiring a +0.001" fitment. Manufactured by GSC Power Division, this guide offers precision machining and long-term durability for high-performance valvetrain applications.
Fitment and Sizing Options
- Standard size – available individually or in sets of 8
- Oversized options – sold individually in +0.001" and +0.003" increments
Technical Specifications – GSC3083
| Specification | Inches | Millimeters |
|---|---|---|
| Total Length | 1.725" | 43.82mm |
| Outer Diameter | 0.4354" | 11.06mm |
| Valve Stem Diameter | — | 7mm |
Perfect for Porsche 944 16V builds requiring oversized exhaust guides, GSC’s +0.001" option ensures tight tolerances and consistent performance under pressure.
Fitment:
- 1987-1989 Porsche 944 2.5L 16V
- 1987-1988 Porsche 944 S
- 1989-1991 Porsche 944 S2 3.0L 16V
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