3937690 VP44 Fuel Injection Pump – Premium Performance for QSB5.9 & QSB6.7 Engines
Precision-engineered for optimal fuel delivery, this VP44 pump ensures maximum engine efficiency with hardened steel internals and advanced calibration. Its corrosion-resistant aluminum housing withstands harsh conditions while maintaining lightweight durability. Direct replacement for OEM part numbers 3937690 and 0470506041, designed specifically for Cummins QSB5.9 and QSB6.7 diesel engines in heavy-duty trucks and industrial machinery. Features high-pressure rotary design for consistent fuel atomization, reducing emissions and improving throttle response. Ideal for fleet maintenance, construction equipment, and long-haul transportation. Globally sourced at unbeatable wholesale pricing—bulk orders available for distributors and repair shops. Trust in OEM-grade quality without the premium cost.