Fuel Injector Supply Tube Cummins 4937934 | 4937935, 4937932, 4937937, 4937933, 4937931, 4936196

High-Pressure Fuel Injector Supply Tube for Cummins Engines

The Cummins 4937934 fuel injector supply tube is a critical component designed to deliver high-pressure fuel directly from the fuel rail to the fuel injector. Engineered to withstand extreme operating pressures and thermal fluctuations, this supply line ensures a consistent and leak-free fuel flow, which is vital for maintaining optimal combustion efficiency and engine performance.

This part is also available under the numbers: 4937935, 4937932, 4937937, 4937933.

Engine Compatibility and Applications

This high-pressure fuel injector supply line is designed for heavy-duty applications and is commonly found on the following engines and equipment:

• Cummins ISC Series: 8.3-liter diesel engines (including EPA07 configurations).
• Cummins ISL Series: 8.9-liter diesel engines.
• Industrial & Construction Equipment: Compatible with various heavy machinery, including Hyundai excavators and wheel loaders (such as HL770-9A, R330LC9A, R380LC9A, and R430LC9A) powered by Cummins engines.

Key Features and Benefits

• Precision Engineering: Manufactured to exact dimensional tolerances to guarantee a perfect fit and seamless integration with the fuel rail and injector.
• High-Pressure Resistance: Constructed from premium-grade materials capable of handling the intense pressures of modern common-rail fuel systems.
• Leak-Free Connection: Helps prevent fuel leaks, reducing the risk of pressure drops, engine misfires, and potential safety hazards.
• Durable Construction: Built to resist vibration, corrosion, and thermal stress, ensuring a long service life in demanding environments.

Cross-Reference / Interchange Part Numbers

This part replaces / is interchangeable with the following part numbers:

• 4937934
• 4937935
• 4937932
• 4937937
• 4937933
• 4937931
• 4936196