Depending on the exact model, these engines are built with advanced 4-valve technology, high efficiency turbochargers and intercooler technology. Yuchai engines are characterized with high power density and very good torque at low rpm. Yuchai's world-class foundry and machining factory guarantee the most outstanding quality and reliability of our engines. Low vibration, good antiknock performance. Improvement in safety and durability due to design of preventive cylinder gasket with blow-out measure.