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Caterpillar · Engine
1662904
In stock · ships from Knoxville
This is a fuel injector sleeve O-ring seal for Caterpillar C13, C15, C16, C18, and 3406E diesel engines.
Confirm the part fits before you buy. Applications and interchange numbers are researched and audited per part.
Verified fitment for 8 applications
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All confirmed applications for this part number.
Caterpillar
Western Star
Other applications
Caterpillar
Western Star
Other applications
Used at the injector sleeve or injector body seal. Verify exact engine model and service manual for the correct location. Dash size -126.
Part data verified against 5 catalog sources
Numbers this part supersedes or interchanges with. Showing 6 of 6.
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It seals the interface between the injector sleeve and cylinder head, preventing leaks of coolant, fuel, and oil. The O-ring is made from a high-temperature-resistant TFEP/AFLAS material with a PTFE coating for durability. Replace this seal whenever an injector or sleeve is removed to avoid leaks and engine damage.
Part Number: 1662904
CAT- INJECTOR SLEEVE O-RING
Vendor: STOWERS MACHINERY
Dealer: KP Services Crossville
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