HomeAir and Fuel Delivery > Service KitsFel-Pro 72773 Fuel Injector O-Ring Kit
Part #: 72773

Fel-Pro 72773 Fuel Injector O-Ring Kit

⚙️ 30 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge, Ram 2500 and Ram 3500
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Fuel Injector O-Ring Kit for Dodge Trucks

The Fel-Pro 72773 Fuel Injector O-Ring Kit is designed to provide a precise seal for fuel injectors in select Dodge trucks. Engineered with premium-grade materials, this kit ensures durability and proper fuel system performance for models like the Dodge Ram 2500 and D350.

  • Premium-grade fuel injector O-rings for enhanced sealing
  • Compatible with Dodge D250, D350, Ram 2500, Ram 3500, W250, and W350 models
  • Includes all necessary O-rings for fuel injector service
  • Part number 72773 for accurate identification and fitment
  • Designed to maintain fuel system integrity and prevent leaks

Durable Premium-Grade O-Rings for Fuel System Maintenance

Fel-Pro’s 72773 Fuel Injector O-Ring Kit features premium-grade sealing components that resist fuel degradation and high temperatures commonly found in diesel and gasoline engines. These O-rings are manufactured to meet strict quality standards, ensuring a tight seal around fuel injectors to prevent leaks and maintain optimal fuel delivery. This kit is specifically compatible with Dodge heavy-duty trucks including the Ram 2500 and Ram 3500, as well as the D250, D350, W250, and W350 models, making it a reliable choice for professional repairs and maintenance.

Applications and Common Issues Addressed

  • Prevents fuel injector leaks that can cause poor engine performance
  • Eliminates fuel odor and potential fire hazards from leaking injectors
  • Resolves rough idling and misfires related to faulty injector seals
  • Helps maintain fuel system pressure for consistent engine operation
  • Supports injector replacement or rebuild procedures on compatible Dodge trucks

Installation Notes and Tips

  • Ensure the engine is cool before beginning installation to avoid injury
  • Clean injector ports thoroughly to remove debris and old sealant
  • Lubricate new O-rings lightly with clean engine oil for easier installation
  • Inspect injectors for damage before installing new O-rings
  • Follow torque specifications for injector hold-down bolts to prevent leaks

Quality Assurance and Warranty Information

Fel-Pro 72773 Fuel Injector O-Ring Kit is manufactured to meet or exceed OEM specifications for fit, form, and function. The premium-grade materials used in this kit provide resistance to fuel, heat, and wear, contributing to long service life. Fel-Pro offers a limited warranty against defects in material and workmanship, ensuring confidence in the product’s reliability when installed according to guidelines.

This part fits 30 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2002DodgeRam 25005.9LL6N/AFuel heater seal
2002DodgeRam 35005.9LL6N/AFuel heater seal
2001DodgeRam 25005.9LL6N/AFuel heater seal
2001DodgeRam 35005.9LL6N/AFuel heater seal
2000DodgeRam 25005.9LL6N/AFuel heater seal
2000DodgeRam 35005.9LL6N/AFuel heater seal
1999DodgeRam 25005.9LL6N/AFuel heater seal
1999DodgeRam 35005.9LL6N/AFuel heater seal
1998DodgeRam 25005.9LL6N/AFuel heater seal
1998DodgeRam 35005.9LL6N/AFuel heater seal
1993DodgeD2505.9LL6N/AFuel heater seal
1993DodgeD3505.9LL6N/AFuel heater seal
1993DodgeW2505.9LL6N/AFuel heater seal
1993DodgeW3505.9LL6N/AFuel heater seal
1992DodgeD2505.9LL6N/AFuel heater seal
1992DodgeD3505.9LL6N/AFuel heater seal
1992DodgeW2505.9LL6N/AFuel heater seal
1992DodgeW3505.9LL6N/AFuel heater seal
1991DodgeD2505.9LL6N/AFuel heater seal
1991DodgeD3505.9LL6N/AFuel heater seal
1991DodgeW2505.9LL6N/AFuel heater seal
1991DodgeW3505.9LL6N/AFuel heater seal
1990DodgeD2505.9LL6N/AFuel heater seal
1990DodgeD3505.9LL6N/AFuel heater seal
1990DodgeW2505.9LL6N/AFuel heater seal
1990DodgeW3505.9LL6N/AFuel heater seal
1989DodgeD2505.9LL6N/AFuel heater seal
1989DodgeD3505.9LL6N/AFuel heater seal
1989DodgeW2505.9LL6N/AFuel heater seal
1989DodgeW3505.9LL6N/AFuel heater seal

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

3913695

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.