High fuel efficiency and low maintenance costs. Depending on the exact model, these engines are built with HPCR fuel system, 4-valves and advanced P-injector to improve the combustion efficiency. Yuchai sealing technology in piston ring and valve oil, ensure extra protection in the toughest conditions and bring lube oil consumption to a minimum. Operator and nature friendly with low noise and low vibration. The engines are characterized also by their compact design and light weight.