3974255
Oil Gauge Tube
Cummins®

The Cummins 3974255 Oil Gauge Tube is a critical component for monitoring oil levels in heavy-duty truck engines. It ensures efficient engine operation and proper lubrication, which are essential for vehicle longevity and performance.

Basic Concepts of Oil Gauge Tubes

An oil gauge tube is part of the engine lubrication system, allowing for the measurement and display of oil levels. It connects to the oil pan and extends to the dashboard gauge, providing a visual indication of oil levels. Accurate readings are vital for maintaining proper lubrication, preventing wear and damage to engine components ¹.

Purpose of the Cummins 3974255 Oil Gauge Tube

This Cummins part monitors the oil level in the engine, ensuring it remains within the optimal range. Accurate oil level readings help in the timely identification of low oil levels, preventing potential engine damage due to insufficient lubrication ².

Key Features

The Cummins 3974255 Oil Gauge Tube is known for its robust design and durable materials, engineered to withstand harsh engine conditions. It may feature corrosion-resistant coatings or specific design elements that enhance functionality and longevity.

Benefits

Using the Cummins 3974255 Oil Gauge Tube offers advantages such as improved accuracy in oil level readings, enhanced engine protection through optimal lubrication, and increased overall reliability of heavy-duty trucks, reducing the risk of engine-related issues ³.

Installation and Compatibility

Proper installation of this part is crucial for effective operation. It is designed for specific engine models and configurations, ensuring a seamless fit and function. Installation should follow manufacturer guidelines for compatibility and optimal performance.

Troubleshooting and Maintenance

Common issues with the Cummins 3974255 Oil Gauge Tube, like inaccurate readings or leaks, can be addressed through troubleshooting and maintenance. Regular checks and maintenance practices, such as cleaning and inspecting for wear or damage, ensure effective operation.

Common Failure Modes

Oil gauge tubes can experience failure modes such as corrosion, wear, or blockages due to contaminants, age, or improper maintenance. These issues can affect engine performance and reliability, highlighting the importance of regular inspection and maintenance.

Diagnostic Procedures

Diagnostic procedures for the Cummins 3974255 Oil Gauge Tube include visual inspections for physical damage, pressure tests for leaks, and electronic diagnostics for accurate readings. These procedures help pinpoint problems and determine the appropriate course of action.

Replacement and Upgrades

When replacement is necessary, following recommended procedures for removal and installation is important. Upgrades to newer or more advanced models may offer improved performance and durability, contributing to engine efficiency and reliability.

Cummins Corporation

Cummins Inc. is a leading manufacturer in the automotive and heavy-duty truck industries, known for its commitment to quality and innovation in engine component manufacturing. Cummins has established a reputation for producing reliable and high-performance engine components, including the Cummins 3974255 Oil Gauge Tube.

Compatibility of Cummins Oil Gauge Tube (Part 3974255)

The Cummins Oil Gauge Tube, part number 3974255, is designed to fit various Cummins engines. It is essential for monitoring oil levels, ensuring optimal engine performance and longevity.

Compatible Engines

• 6B5.9 Series

  • 6B5.9
  • QSB5.9 30 CM550
  • QSB5.9 44 CM550

• B6.7 Series

  • B6.7 CM2670 B164C
  • QSB6.7 CM2250
  • QSB6.7 CM2350 B105
  • QSB6.7 CM850 (CM2850)
  • QSB7 CM2880 B117

• QSC8.3 Series

  • QSC8.3 CM554

The Oil Gauge Tube is engineered to integrate seamlessly with these engines, providing accurate oil level readings and contributing to engine maintenance and reliability. Each engine model has been tested and verified for compatibility with the 3974255 Oil Gauge Tube.

Role of Part 3974255 Oil Gauge Tube in Engine Systems

The 3974255 Oil Gauge Tube is integral to the accurate measurement and monitoring of oil levels within an engine system. It facilitates the connection between the dipstick and the oil level gauge, ensuring a seamless flow of information regarding oil status.

When the dipstick is inserted into the oil gauge tube, it draws oil up through the tube, providing a physical sample for visual inspection. Simultaneously, the tube allows the oil level gauge to sense the oil level electronically or mechanically, converting this data into a readable format on the vehicle’s dashboard.

The oil gauge tube also maintains the integrity of the oil level measurement system. By providing a sealed pathway for the dipstick, it prevents oil leaks and ensures that the oil level gauge receives accurate readings, free from contamination or external influences.

In summary, the 3974255 Oil Gauge Tube is a key facilitator in the engine’s oil monitoring system, ensuring that both mechanical and electronic components receive accurate and timely data on the engine’s oil levels. This allows for proactive maintenance and helps prevent engine damage due to low oil levels.

Conclusion

The Cummins 3974255 Oil Gauge Tube plays a vital role in the maintenance and reliability of heavy-duty truck engines. Its accurate monitoring of oil levels ensures optimal engine performance and longevity, highlighting the importance of this component in engine systems.