Highly detailed, manual operation training tool designed to showcase the inner workings of the Bosch VP44 radial piston injection pump, specifically engineered for high-pressure direct injection diesel engines. Featuring an integrated micro-hybrid ECU mounted directly on the pump, this trainer provides a comprehensive view of magnetic valve-controlled fuel injection, delivering pressures exceeding 1500 bar. Constructed with high-quality metal and plastic components, it offers an in-depth understanding of advanced diesel injection systems, including electronic control, fuel metering, and other.