Dorman 904-230 Fuel Injector O-Ring Kit

Fuel Injector O-Ring Kit for Ford Super Duty Applications

Dorman 904-230 is a fuel injector O-ring kit for specified Ford diesel applications that need a full injector seal refresh. It includes rubber O-rings and related sealing components built to handle exposure to fuel, oil, and high engine temperatures.

• Fuel injector O-ring kit for specified Ford truck and van applications
• Rubber sealing components in black, blue, red, and white
• Round-profile O-rings with multiple inside and outside diameter sizes for injector service
• Package contents include O-rings, clips, top seals, and crush washers as listed by the manufacturer
• Direct replacement service kit for injector sealing maintenance

Detailed Product Overview

This Dorman fuel injector O-ring kit, part number 904-230, is built for injector resealing on Ford E-350 Super Duty, F-250 Super Duty, F-350 Super Duty, E-350 Club Wagon, and Excursion applications listed below. The kit uses durable rubber sealing materials and multiple seal sizes to support a complete injector service on the specified engine. If you are replacing worn injector seals on a Ford F-250 Super Duty or Ford Excursion, 904-230 provides the sealing components needed for that repair.

This part cross-references Standard Ignition SK85 for the same application.

What It Helps Address

• Fuel seepage around injector seals
• Hard starting caused by leaking injector O-rings
• Fuel odor from deteriorated injector sealing components
• Oil contamination at injector sealing points
• Temperature-related seal wear on diesel injector service jobs

Installation Notes and Tips

Clean the injector bore and sealing surfaces before installation. Inspect the injector body, clips, top seals, and crush washers for wear or damage during service. Verify the vehicle application and engine configuration against the fitment list before ordering or installation. For Ford E-350 Super Duty, F-250 Super Duty, and F-350 Super Duty injector service, confirm the seal sizes match the original components being replaced.

Quality Assurance

Dorman manufactures this kit with materials selected to withstand fuel, oil, and elevated engine temperatures. Part number 904-230 is engineered as a service replacement for the listed applications and follows the fitment coverage provided by the manufacturer.

Compatible Vehicles

• Fits 2004-2010 Ford E-350 Super Duty, N/A
• Fits 2003-2007 Ford F-250 Super Duty, N/A
• Fits 2003-2007 Ford F-350 Super Duty, N/A
• Fits 2004-2005 Ford E-350 Club Wagon, N/A
• Fits 2003-2005 Ford Excursion, N/A