Dorman - HD Solutions Fuel Injector O-Ring Kit P/N:904-8055
Reseal your fuel injectors and help keep every injector connection leak-free with the Dorman - HD Solutions Fuel Injector O-Ring Kit 904-8053. It drops in as a direct-fit replacement across a wide range of heavy-duty applications, including the 1999-2003 Freightliner Argosy, 2002-2010 Crane Carrier Low Entry, 1999-2010 Kenworth T800 and W900, and 2003-2010 Peterbilt 320 — this MPN covers 774 applications, so see the Buyer's Guide tab for the full list.
Whether you're refreshing seals during scheduled injector service or replacing damaged rings, this kit supplies the O-rings needed to reseal the injector connections on the applicable engines.
Interchange: 3070136 · 3070137 · 3070138
This part cross-references / interchanges with the following part numbers:
What's included in this kit?
The kit contains 15 rubber O-rings with an oval rim shape, offered in blue, white and brown with inside diameters of 1.11, 1.18 and 1.24 in and outside diameters of 1.25, 1.32 and 1.38 in.
What does this O-ring kit do?
Its O-rings seal the connections at the fuel injectors, helping provide leak-free joints during injector service or when the original rings are damaged.
Will these O-rings fit my vehicle?
They are designed to match the fit of the original O-rings on the listed heavy-duty applications. Check the Buyer's Guide tab to confirm your year, make, model and engine among the 774 applications.
What material are the O-rings made of?
The O-rings are made of rubber and are manufactured to strict specifications for reliable performance.
When should I replace my fuel injector O-rings?
Consider replacement if you notice a fuel odor or seepage around the injectors, or any time you service or remove the injectors, since disturbed O-rings are best renewed.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.