Fuel Drain Tube Cummins 3973875

Maintain Fuel Purity and Engine Performance

The Cummins 3973875 Fuel Drain Tube is a critical component for maintaining the health of your heavy-duty fuel system. Specifically engineered for Cummins L8.9 and QSL series engines, this tube facilitates the removal of water, sediment, and other contaminants before they reach sensitive engine components.

Key Features and Benefits:

• Contaminant Removal: Effectively drains accumulated water and impurities from the fuel system to ensure only clean fuel reaches the combustion chamber.
• Engine Protection: Helps prevent damage to fuel injectors and maintains optimal combustion efficiency, reducing the risk of unexpected downtime.
• Durable Construction: Built with high-quality materials to withstand the high pressures and temperatures typical of commercial truck operations.
• Precise Fit: Engineered to Cummins specifications for a leak-free connection and straightforward installation.

Engine Compatibility:

This fuel drain tube is designed for use with the following Cummins engine series:

• L8.9 Series (L8.9 L121, QSL8.9 CM2150)
• QSC8.3 Series
• QSL9 Series (CM850, CM2850)

Regular inspection and maintenance of the fuel drain system are essential for extending the lifespan of your fuel system components and ensuring peak engine reliability.