The engine features compact structure, small volume and light weight, which make it the ideal power for 491Q and 491Q-E gasoline engines. All components except EFI system share and the same repairing and maintenance methods and can be exchanged with components on JM491Q gasoline engine. JM491Q-ME SPECIFICATION: 4 cylinders in line, water cooling, wedged-section combustion chamber, side camshaft, MPI Bore ×stroke: 91×86 Compression ratio: 8.8 Displacement: 2.237L Max output power: 76kW/4200 4600r/min Max torque: 193N.m/2200 2800r/min Fuel consumption: ≤270 g/kW.h Emission: Euro II, Euro III