Fuel Pump Non-Return Valve (Accessory) – 964 / 993

Fuel pump check valve, suitable for Porsche 964 and 993 models including Carrera, RS, and Turbo.

Details at a Glance

• Check valve for the fuel system
• Ensures pressure retention after shutdown
• Direct fit for 964 and 993 models
• Plug-and-play replacement component
• Diagram reference no. 37

Description

The fuel pump check valve prevents fuel from flowing back towards the tank and ensures that system pressure is maintained after the engine is switched off. A functioning valve supports clean starting behavior and stable fuel supply throughout operation.

Typical symptoms of a worn valve are extended starting times or uneven pressure build-up in the fuel system. This valve replaces the standard component without any adjustments and reliably restores factory function.

Technical Specifications

• Type: Fuel pump check valve
• Installation position: Fuel pump outlet
• Version: direct replacement

Compatibility / Vehicle Assignment

• Porsche 964 Carrera 2 – 1989 to 1994
• Porsche 964 Carrera 4 – 1989 to 1994
• Porsche 964 Carrera RS – 1989 to 1994
• Porsche 993 Carrera 2 – 1994 to 1997
• Porsche 993 Carrera 4 – 1994 to 1997
• Porsche 993 Carrera S / Carrera 4S – 1994 to 1997
• Porsche 993 RS – 1994 to 1997
• Porsche 993 Turbo – 1994 to 1996

Scope of Delivery

• 1× Fuel pump check valve

Note

The check valve is shown in the parts diagram under reference number 37.