The Perkins U31607160 Leak-Off Pipe is a genuine OEM component designed to manage excess fuel from the injectors back to the fuel tank in Perkins 400 Series diesel engines. This ensures optimal fuel system performance and prevents pressure buildup, contributing to efficient engine operation.
Key specifications include:
- Part Number: U31607160
- Function: Fuel injector leak-off (return) pipe
- Material: Durable steel construction with corrosion-resistant coating
- Compatibility: Perkins 400 Series engines, including models 404C-22, 404D-22, 404D-22T, and 404D-22TA
- Applications: Commonly used in Perkins-powered generators, construction equipment, and industrial machinery
This leak-off pipe is engineered to Perkins’ stringent quality standards, ensuring reliable performance and longevity. It is essential for maintaining proper fuel system function and preventing potential fuel leaks.
Please confirm compatibility with your engine’s build list or documentation before purchase.
This part may fit other engines not listed here.


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