146405-1920 Pump Head Rotor for Nissan TD42 Diesel Injection Pumps
The 146405-1920 Hydraulic Head and Rotor Assembly is a key component used in Bosch VE and Zexel VE mechanical rotary diesel injection pumps. Designed for 6-cylinder diesel applications with a 10mm plunger (6/10R configuration), it is mainly used on Nissan TD42 diesel engines.
Common applications include:
Nissan Patrol diesel vehicles TD42-powered commercial vehicles Off-road and industrial diesel equipment
As the pressure and fuel distribution core inside the injection pump, the 146405-1920 pump head controls fuel delivery accuracy, injection stability, and engine performance.
When rebuilding a diesel injection pump, always confirm the original hydraulic head number, pump model, cylinder configuration, and plunger specification to ensure correct compatibility.
Learn more about 146405-1920 Pump Head Rotor specifications, applications, failure symptoms, and replacement guide