Bosch Fuel Pump Check Valve for Porsche 911 Carrera/924/944/968 (1983-1995)

This Bosch fuel pump check valve is a direct-fit replacement for Porsche 3.2 Carrera, 924, 944, and 968 applications listed in the fitment table below. Its job is to help maintain residual fuel pressure after shutdown, which makes it a sensible service item during fuel pump work or pressure-related diagnosis. Bosch has been a global leader in automotive technology since 1886, pioneering innovations like electronic fuel injection and oxygen (lambda) sensors that shaped modern engine management. Today, Bosch supplies OEM-quality sensors, engine electronics, ignition components, and braking parts found in vehicles worldwide. Known for precision engineering and reliable performance, Bosch parts are built to factory specifications for dependable fitment and long-term durability.

Technical Details

• Manufacturer part number: 1-587-010-536
• Part type: Fuel pump check valve
• Function: Helps retain fuel pressure after engine shutdown
• Common Bosch cross reference: 1587010536
• Associated OE reference commonly cataloged under 944 608 951 01
• Often serviced with the pump or during fuel-pressure troubleshooting

Fitment & Compatibility

Use the fitment table below to verify your exact Porsche application before ordering. Check valves can look similar across platforms, so part number confirmation is worth the extra minute.

If the car is losing residual pressure or behaving badly on restart, verify the valve and pump numbers before you order parts. We have been working through Porsche fuel-system repairs for over 20 years, and the simple pieces are usually not optional.