For the models identified below, this TRW exhaust valve provides the specified replacement at the engine cylinder head. Confirm the engine’s valve type and measurements before assembly.
TRW has longstanding experience with engine-valve production, and its replacement valvetrain components are cataloged by valve function, dimensions, and engine application.
Technical Details
- Manufacturer part number: 3071
- Brand: TRW
- Valve type: Exhaust
- Valve head diameter: 41.5 mm
- Valve stem diameter: 9 mm
- Overall length: 108.4 mm
Fitment & Compatibility
Confirm turbo-engine application, cylinder-head specification, and valve measurements. Review every row in the fitment table below for the correct year, chassis, trim, and installation details.
For a fitment check, provide PMB Performance with the VIN, model year, and installed system information. We have more than 20 years of hands-on experience with Porsche parts.
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 1991 | Porsche | 911 | Turbo | |
| 1992 | Porsche | 911 | Turbo | |
| 1987 | Porsche | 911 | Turbo Carrera | |
| 1988 | Porsche | 911 | Turbo Carrera | |
| 1989 | Porsche | 911 | Turbo Carrera | |
| 1978 | Porsche | 930 | ||
| 1979 | Porsche | 930 |