Caterpillar original C15 Common Rail Fuel Injector 253-0614 10R-3263 234-1400 200-1117 Replacement for CAT E365C E374D Excavator new injector original new injector

The Caterpillar 253-0614 fuel injector is a heavy-duty common rail diesel injector assembly engineered to deliver OEM-equivalent performance for CAT C15, C15 ACERT, C16, and 3406E engines. It serves as a direct replacement for multiple OE part numbers including 10R7224, 10R7222, 2490713, 3282574, 3879433, 3879434, 20R2057, and 20R2058. This injector is designed to provide accurate fuel atomization and optimized combustion efficiency, resulting in lower emissions and enhanced power output across demanding operating cycles.

Manufactured to meet stringent OEM specifications, the 253-0614 injector assembly supports reliable engine operation under extreme conditions, including continuous high-load operation, elevated ambient temperatures, and severe-duty environments. It delivers improved fuel economy, faster engine response, reduced black smoke, and long service life. With precise OEM fitment accuracy and heavy-duty reliability, this injector is a dependable solution for transportation, mining, construction, marine, power generation, oil and gas, and agricultural applications.

Proper maintenance of the 253-0614 fuel injector requires the use of ultra-clean diesel fuel, regular replacement of fuel filters, and strict avoidance of water contamination. Operators should monitor fuel pressure routinely and perform periodic injector diagnostics, including injector resistance testing, fuel pressure testing, leak-back testing, ECM fault code reading, spray pattern inspection, and injector flow bench testing, to ensure consistent performance and extended engine life.