The Mitsuibish engine of the S12R PTA2 model has a rated output of 1,165kW PRP, with 1,285kW standby. The engine is diesel, has a four-stroke cycle with direct injection, turbocharged and
aftercooled aspiration and 12V cylinders. Bore and stroke is 170 x 180mm, with the displacement of 49,03L. The compression ratio is 13,5:1 with consumption ranging from 87,51l/h to 310,91l/h, with total oil capacity of 305L.
It contains a dry air filter and a 24V electrical system. The inner diameter exhaust pipe is 304mm and it contains guards for all radiator, hot and mobile components.