Caterpillar original Diesel Fuel Injector Common Rail Excavator Parts 171-9710 0R-9348 0R-9349 for Caterpillar 3116 3126 3126B Diesel Engine Replacement original new injector

For engine parts distributors, heavy-duty repair providers and industrial MRO suppliers sourcing catalog-aligned CAT fuel system components, this 3126-series HEUI diesel fuel injector uses core original equipment number 171-9710. Classified as a heavy-duty replacement injection part, it runs on diesel fuel within the HEUI fuel system category, and serves as a matching replacement for orders referencing the 171-9710 identifier. It carries official CAT brand designation to align with CAT parts cataloging frameworks.

This injector includes a comprehensive set of cross-reference and universal part numbers to fit varying cataloging standards across OEM, remanufactured and third-party parts channels. The list covers formatted and unformatted identifier variants, reman codes, Delphi EX639348 cross reference, CA-prefixed supplier catalog numbers and legacy short codes, all mapping to the same 171-9710 injector specification. This broad coverage simplifies part lookup for buyers using different internal or supplier numbering systems.

Suited for aftermarket parts distribution and industrial engine service supply chains, this 3126-series injector supports bulk inventory consolidation, as suppliers can fulfill requests for dozens of correlated part numbers with one stocked SKU. As specific application fitment details are not provided, buyers should verify compatibility against their target engine or equipment specifications before bulk ordering to ensure operational alignment.