A4710701138
Fuel Return Line - Needle
Detroit Diesel

This fuel return line is designed to efficiently channel excess fuel back to the tank, supporting optimal fuel system operation in EPA10 engines. Its construction ensures durability and resistance to the harsh conditions of the engine bay. While specific features are not detailed, it plays a key role in maintaining pressure balance, preventing fuel buildup, and reducing emissions. Proper functioning of the return line is essential for engine efficiency, preventing potential leaks or blockages that could lead to performance issues. The line’s material and design aim to withstand vibration, temperature fluctuations, and chemical exposure inherent in heavy-duty diesel engines. Regular inspection and timely replacement with quality parts from Source One Parts Center are recommended to uphold system integrity and ensure smooth, efficient engine operation.