0103 075 Volvo compatible Injector Pump Overflow Valve

What does an injector pump overflow valve do?

This injector pump overflow valve serves as a critical pressure regulation component within the fuel injection system. By managing the recirculation of excess fuel, it ensures the injection pump maintains the necessary internal pressure balance required for stable combustion. High-strength components are used to withstand the constant pressure fluctuations inherent in heavy commercial vehicle engines.

Compatible Volvo engines and models

This part is designed for various Volvo truck and bus models, including the FH12, NH12, NL12, and FL series. It is also suitable for Volvo engines such as the D10A, TD103, and TD122. The valve ensures proper fuel flow across these diverse engine configurations used in heavy-duty transport.

Installation and maintenance guidance

When performing installation, technicians should verify that the M14x1,5 thread size matches the existing pump requirements. Ensuring a clean seating surface is vital to prevent pressure leaks that could lead to irregular fuel delivery or engine idling issues. Regular inspection of the valve assembly helps prevent unexpected performance drops.

Preventing engine performance loss

Proper selection of this overflow valve helps maintain engine efficiency and prevents excessive fuel consumption caused by pressure imbalances.

OE cross-reference

0103 075 (Injector Pump Overflow Valve) is the equivalent of the Bosch and Volvo OE numbers. This part directly replaces Bosch OE number 2417413107. It also replaces Volvo OE number 20765317.