4994136
Oil Gauge Tube
Cummins®

The Cummins 4994136 Oil Gauge Tube is a critical component for heavy-duty trucks, integral to the engine’s lubrication system. Its role in monitoring oil levels contributes significantly to engine performance and longevity. Understanding its function and operation is essential for maintaining the health and efficiency of heavy-duty truck engines.

Basic Concepts of Oil Gauge Tubes

An oil gauge tube is a vital part of the engine’s lubrication system, designed to facilitate the measurement and monitoring of oil levels. It allows oil to flow through a narrow tube connected to the oil gauge on the dashboard, providing a visual indication of the oil level within the engine. This system is crucial for maintaining optimal engine performance by ensuring proper lubrication, thereby reducing wear and tear on moving parts ¹.

Purpose of the Cummins 4994136 Oil Gauge Tube

This Cummins part aids in the monitoring of oil levels, ensuring the engine receives the correct amount of lubrication necessary for efficient operation. By providing accurate oil level readings, it helps prevent engine damage due to insufficient lubrication ².

Key Features

The 4994136 is characterized by its precise design and the durable materials used in its construction. It is made from materials that can withstand the high temperatures and pressures within an engine. Its design ensures accurate oil level readings, contributing to the overall reliability and performance of the engine ³.

Benefits of Using the Cummins 4994136 Oil Gauge Tube

Incorporating this oil gauge tube into a truck’s engine system offers several advantages. It provides improved accuracy in oil level readings, enhancing engine protection by ensuring that all moving parts are adequately lubricated. This reduces the risk of wear and damage and contributes to increased reliability of the engine system.

Installation and Compatibility

Proper installation of the 4994136 is important for ensuring its effectiveness and compatibility with various truck models and engine types. It is designed to meet specific requirements, ensuring a secure fit and accurate readings. When installing, it is important to follow manufacturer guidelines to ensure compatibility and optimal performance.

Maintenance and Troubleshooting

Maintaining the 4994136 is key to ensuring its optimal performance. Regular checks for signs of wear or damage can help in identifying potential issues before they lead to more significant problems. Common issues such as inaccurate readings or leaks can often be addressed through proper maintenance and, if necessary, replacement of the oil gauge tube.

Cummins Overview

Cummins Inc. is a well-established company in the automotive industry, known for its commitment to producing high-quality components for heavy-duty trucks. With a rich history and a strong reputation, Cummins continues to be a trusted name in the industry, providing reliable and durable parts that contribute to the performance and longevity of heavy-duty truck engines.

Cummins Oil Gauge Tube 4994136 Compatibility

The Cummins Oil Gauge Tube part number 4994136 is designed to fit a variety of Cummins engines, ensuring accurate oil pressure readings for optimal engine performance and protection. Below is a detailed breakdown of the engines that this oil gauge tube is compatible with:

ISB Series

• ISB CM2150
• ISB CM850
• ISB/ISD4.5 CM2150 B119
• ISB6.7 CM2250
• ISB6.7 CM2350 B101
• ISB6.7 G CM2180 B118

The ISB series engines, particularly those with the CM2150, CM850, and CM2250 codes, benefit from the precise oil pressure monitoring provided by the 4994136 oil gauge tube. This part ensures that the engine’s oil system operates within safe parameters, preventing potential damage due to low or high oil pressure.

ISBE Series

• ISBE CM2150
• ISBE4 CM850

The ISBE series engines, including the CM2150 and CM850 variants, also rely on the 4994136 oil gauge tube for reliable oil pressure readings. This compatibility is crucial for maintaining the engine’s health and ensuring efficient operation.

QSB Series

• QSB4.5 CM2250 EC
• QSB4.5 CM850(CM2850)
• QSB6.7 CM2250
• QSB6.7 CM2350 B105
• QSB6.7 CM850(CM2850)
• QSB7 CM2880 B117

The QSB series engines, such as the QSB4.5 CM2250 EC, QSB6.7 CM2250, and QSB7 CM2880 B117, are equipped with the 4994136 oil gauge tube to provide accurate oil pressure monitoring. This is essential for the longevity and performance of these engines, which are often used in demanding applications.

Compatibility Summary

The Cummins Oil Gauge Tube 4994136 is a versatile component that fits a broad range of Cummins engines across the ISB, ISBE, and QSB series. Its compatibility with these engines ensures that operators can maintain optimal oil pressure levels, thereby protecting their engines from potential damage and ensuring reliable performance.

Role of Part 4994136 Oil Gauge Tube in Engine Systems

The 4994136 Oil Gauge Tube is an integral component in the accurate measurement and monitoring of oil levels within an engine system. This tube facilitates the connection between the dipstick and the oil level gauge, ensuring a seamless flow of information regarding the oil level status.

When the dipstick is inserted into the Oil Gauge Tube, it draws oil up through the tube, providing a physical sample that can be visually inspected. Simultaneously, the tube allows the oil level gauge to receive precise measurements of the oil level within the engine. This dual functionality ensures both a qualitative and quantitative assessment of the engine’s lubrication system.

The Oil Gauge Tube also plays a significant role in maintaining the integrity of the oil level gauge readings. By providing a direct and unobstructed path for the oil to travel from the sump to the gauge, it minimizes the risk of air pockets or contaminants affecting the accuracy of the readings. This ensures that the gauge provides reliable data, allowing for timely maintenance and preventing potential engine damage due to incorrect oil levels.

Furthermore, the Oil Gauge Tube contributes to the overall efficiency of the engine system by ensuring that the oil level is consistently monitored. This proactive approach to maintenance helps in identifying leaks or excessive oil consumption early, thereby extending the lifespan of the engine and enhancing its performance.

Conclusion

The Cummins 4994136 Oil Gauge Tube is a vital component for maintaining the health and efficiency of heavy-duty truck engines. Its precise design, durable construction, and compatibility with a wide range of Cummins engines make it an essential part of the engine’s lubrication system. Proper installation, maintenance, and understanding of its role in engine systems are crucial for ensuring optimal engine performance and longevity.