Dorman 904-8053 Fuel Injector O-Ring Kit

Reliable Fuel Injector O-Ring Kit for Precise Sealing

The Dorman 904-8053 Fuel Injector O-Ring Kit provides a comprehensive set of rubber O-rings designed to ensure a secure and leak-free seal in your vehicle's fuel injection system. Ideal for maintaining optimal fuel delivery and engine performance, this kit includes multiple sizes and colors to match various injector configurations.

• Includes 15 rubber O-rings in blue, brown, and white colors
• O-rings feature oval rim shape for enhanced sealing
• Multiple inside diameters: 1.11, 1.18, and 1.24 inches
• Outside diameters range from 1.25 to 1.38 inches
• Consistent thickness of 0.07 inches for reliable fit

Detailed Specifications and Material Composition

Each O-ring in the Dorman 904-8053 kit is crafted from durable rubber material, providing flexibility and resistance to fuel and heat exposure. The kit includes three color-coded O-rings—blue, brown, and white—allowing for easy identification during installation. The oval rim shape enhances the sealing surface, reducing the risk of fuel leaks. With inside diameters of 1.11, 1.18, and 1.24 inches and outside diameters ranging from 1.25 to 1.38 inches, this kit accommodates a variety of fuel injector sizes commonly found in vehicles such as Ford F-150, Chevrolet Silverado, and Dodge Ram models.

Applications and Common Issues Addressed

• Prevents fuel leaks caused by worn or damaged injector seals
• Eliminates rough idling and engine misfires linked to injector seal failure
• Maintains proper fuel pressure for efficient engine operation
• Helps avoid fuel odor and potential fire hazards from leaking injectors
• Supports restoration of injector sealing after maintenance or replacement

Installation Notes and Tips

Before installing the Dorman 904-8053 Fuel Injector O-Ring Kit, ensure the fuel system is depressurized to avoid fuel spray. Clean the injector ports and mating surfaces thoroughly to remove debris and old sealant. Select the correct O-ring size and color based on your vehicle’s injector specifications. Lubricate the O-rings lightly with clean engine oil or fuel-resistant lubricant to facilitate installation and prevent damage. Carefully seat each O-ring in its groove, verifying a snug fit without twisting or stretching.

Quality Assurance and Warranty Information

Dorman manufactures the 904-8053 Fuel Injector O-Ring Kit to meet or exceed OEM standards for material quality and dimensional accuracy. The rubber composition is engineered for durability under typical engine operating conditions. While specific warranty details are not provided, Dorman products generally come with a limited warranty against defects in material and workmanship, ensuring reliable performance for your vehicle’s air and fuel delivery system.