Caterpillar original  20R-1269 Fuel Injector Assembly for 3512B 3516B 3508B 3512C 3516C Excavator CX48-P2300 Petroleum Transmission Replacement original new injector

The Caterpillar 20R-1269 fuel injector is a remanufactured unit injector engineered for CAT 3512B, 3512B-HD, 3512B Marine, 3512B Offshore, 3512B Industrial, 3516B, and C175 diesel engines. Designed as a direct replacement for part numbers 10R-0955, 392-0204, and 249-0713, this injector meets OEM dimensional specifications and delivers reliable fuel injection performance in demanding heavy-duty applications across power generation, marine propulsion, mining, oil and gas, and large-scale construction machinery.

Built with precision fuel metering, the 20R-1269 ensures accurate fuel delivery under varying engine loads, while its superior atomization technology produces optimal spray patterns for complete combustion. Heat-treated internal components provide exceptional wear resistance and extended service life, making this injector suitable for continuous duty operation in 24/7 generator and industrial engine environments. A protective surface treatment enhances corrosion resistance, ensuring dependable performance in marine, offshore, and humid operating conditions.

As part of the CAT 3512B product series, the 20R-1269 fuel injector serves global markets including United States power generation, Canadian and Australian mining, Middle East oil and gas, African generator rental fleets, Southeast Asia marine operations, South American construction, and European industrial power systems. The combination of OEM-level performance, robust construction, and broad engine compatibility makes this remanufactured injector a practical solution for fleet operators, service shops, and industrial end-users seeking a cost-effective alternative to genuine Caterpillar parts without compromising operational reliability.