BYC 4988758 10404536042 Fuel Injection Pump Assembly

This high-pressure common rail fuel injection pump is manufactured by BYC as an OEM replacement for Cummins 6BTAA5.9-C180 diesel engines. The unit utilizes Bosch CPES6P120D121RS7148 pump technology with six pumping elements for inline six-cylinder configuration. Designed for 24V electrical systems with integrated solenoid valve control for precise fuel metering. The pump delivers injection pressures up to 1600 bar for optimal combustion efficiency and emissions compliance. Direct replacement for Cummins part numbers 4988758, 5286862, and 5311945. Compatible with Cummins 6LTAA9.3-C220 and 6LTAA8.9-G2 engine variants used in construction machinery, generator sets, and heavy-duty truck applications.