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Fuel Drain Tube Cummins 3973874 | 4991785

Manufacturer: Cummins
Part#: 3973874
Cross References:
Price on request
Available to order

High-durability fuel drain tube designed to remove excess fuel and contaminants, ensuring optimal engine performance and system cleanliness.

Description

Cummins 3973874 Fuel Drain Tube

The Cummins 3973874 Fuel Drain Tube is a critical component in the fuel plumbing system of heavy-duty diesel engines. It is specifically engineered to facilitate the safe and efficient removal of excess or contaminated fuel, preventing the buildup of water and sediment that can compromise engine reliability.

Key Features and Benefits

  • System Integrity: Provides a dedicated pathway for draining fuel during maintenance or in the event of contamination, protecting fuel injectors and high-pressure pumps.
  • Durable Construction: Manufactured from high-grade materials to withstand the high-vibration and high-temperature environment of commercial truck operations.
  • Leak Prevention: Features a secure fitting mechanism designed to ensure a tight seal, preventing fuel leaks and maintaining system pressure.
  • Enhanced Maintenance: Simplifies the process of flushing the fuel system and changing fuel filters by providing a reliable drainage point.

Engine Compatibility

This fuel drain tube is designed for seamless integration with the following Cummins engine models:

  • QSC8.3 CM850 (CM2850)
  • QSL8.9 CM2150 L141
  • QSL9 CM850 (CM2850)

Technical Specifications

  • Weight: 0.42 lb
  • Dimensions: 22.0 x 2.8 x 1.75 inches
  • Part Number: 3973874
  • Cross Reference: 4991785