Caterpillar original 293-4072 Fuel Injector for C9 C7 Excavator E330D E336D Replacement 235-5261 254-4330 267-3361 328-2573 387-9436 new original new injector

The Caterpillar C9 Fuel Injector 293-4072 is an original-type injector GP-fuel engineered for the C9 diesel engine platform. Built to OE specification, it delivers precise fuel metering and fine atomization across the full C9 engine range, including truck, industrial, petroleum, and machine engine variants. The injector cross-references with 10R-7222, 387-9433, 267-3360, 328-2574, 553-2592, and 557-7633, simplifying sourcing and replacement in distributor and workshop inventories.

This injector is compatible with a wide range of Caterpillar equipment such as the 330D, 330D L, 330D LN, 330D MH, 330D FM, 336D, 336D L, M330D, 627G, 637D, 637E, 637G, 140M, 160M, 973C, 814F II, 815F II, 816F II, 521, 522, 532, 541, 551, 552, 2390, 2391, and CX31-C9I, covering excavators, wheel scrapers, motor graders, track loaders, soil compactors, wheel dozers, and track feller bunchers. It supports construction, mining, forestry, petroleum, equipment rental, and fleet maintenance operations requiring consistent diesel performance.

Each unit is supplied with export-ready packaging and backed by full-set supply options, diagnostic-based fault troubleshooting, and aftermarket support. Operators should follow standard diesel fuel maintenance practices, including clean fuel supply, regular filter replacement, water-separator drainage, return flow testing, and periodic injector performance inspection to maximize service life and reduce unscheduled downtime in demanding field environments.