ZEXEL 104642-7611 Fuel Injection Pump Assembly

The ZEXEL 104642-7611 is a VE4-series rotary distributor-type fuel injection pump designed for four-cylinder diesel engines. It features mechanical governor control, fixed injection timing advance, and a 12 mm plunger diameter with 1150 rpm rated speed specification (12F1150RNP2623). The pump assembly integrates a feed pump, hydraulic head, and rotor assembly for self-contained fuel delivery. Constructed with high-strength alloy steel housing and hardened internal components to withstand continuous high-pressure operation up to 110 MPa. The pump mounts directly to the engine gear train via a flange interface and drives at half engine speed. Compatible with Yanmar 4TNE98 and 4TNV98 engine series used in compact excavators, wheel loaders, and industrial forklifts. Replaces Yanmar OEM numbers 129919-51500 and 129919-51501.