Dorman 904-161 Fuel Injector Line

Durable Stainless Steel Fuel Injector Line for Chevrolet and GMC

The Dorman 904-161 fuel injector line is engineered for reliable fuel delivery in heavy-duty Chevrolet and GMC trucks and vans. Designed with precision stainless steel construction, this fuel injector line ensures consistent performance and durability under high pressure conditions.

• Constructed from corrosion-resistant stainless steel for long-lasting durability
• Compatible with Chevrolet Express 2500, Express 3500, Silverado 2500 HD, Silverado 3500 HD, GMC Savana 2500, Savana 3500, Sierra 2500 HD, and Sierra 3500 HD models
• 13-inch and 7-inch length sections with a 3 mm inside diameter and 6.5 mm outside diameter
• Steel fittings with female inlet (M16 x 1.5 metric coarse thread) and female outlet (M14 x 1.5 metric coarse thread)
• Rated for maximum pressure up to 25,000 psi to handle demanding fuel injection system requirements

Technical Details and Specifications

The Dorman 904-161 fuel injector line features a robust stainless steel tube with a wall thickness of 1.75 mm, providing strength and resistance to wear and corrosion. The line includes two steel fittings, both female, with metric coarse threads sized M16 x 1.5 on the inlet and M14 x 1.5 on the outlet, ensuring secure and leak-free connections. This single fuel injector line is designed to withstand pressures up to 25,000 psi, making it suitable for high-performance fuel injection systems found in heavy-duty Chevrolet and GMC trucks and vans.

Compatible Vehicles and Applications

This fuel injector line is specifically compatible with the following Chevrolet and GMC models:

• Chevrolet Express 2500 and 3500
• Chevrolet Silverado 2500 HD and 3500 HD
• GMC Savana 2500 and 3500
• GMC Sierra 2500 HD and 3500 HD

It is designed to replace worn or damaged fuel injector lines in these vehicles, ensuring proper fuel delivery and engine performance.

Common Issues Addressed by This Fuel Injector Line

• Fuel leaks caused by cracked or corroded injector lines
• Reduced fuel pressure affecting engine performance
• Fuel injector line damage from wear or impact
• Corrosion-related failures in older fuel lines
• Inconsistent fuel delivery leading to engine misfires

Installation Notes and Tips

Installation of the Dorman 904-161 fuel injector line requires basic mechanical skills and proper tools. Ensure the engine is cool and fuel system pressure is relieved before removal. Verify thread sizes and fitting orientations match the vehicle’s specifications. Use appropriate thread sealant if recommended by the vehicle manufacturer. Inspect all connections for leaks after installation and perform a test run to confirm proper fuel flow.

Quality Assurance and Warranty

Dorman fuel injector lines are manufactured to meet or exceed OEM standards for fit, form, and function. The 904-161 part undergoes rigorous quality control to ensure durability and performance under high-pressure conditions. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. Consult product documentation for exact warranty terms.