Yuchai engine YC6K Series Bus

Engine Application Bus	Engine Category Yuchai

Engine Model	YC6K380N-40	YC6K400N-40	YC6K420N-40		YC6K440N-40	YC6K460N-40
Configuration	Vertical, in-line, 4 stroke, water-cooled, single-point injection
Number of Cylinders	6
Valves per Cylinder	4
Displacement (L)	12.16			12.94
Bore × Stroke (mm)	129×165
Aspiration	Turbocharged, inter-cooled
System	ECI
Fuel	CNG (Compressed Natural Gas) /LNG (Liquefied Natural Gas)
Rated Power /Speed(kW/r/min)	280/1900	294/1900	309/1900		324/1900	338/1900
Peak Torque /Speed (N.m/r/min)	1620/1000～1500	1700/1000～1500	1800/1100～1500		1880/1100～1500	1950/1100～1500
Min. fuel consumption with full load (g/kW.h)	≤185
Noise (ISO3744) dB(A)	≤93
Emissions	Euro 4
Dry weight	1100
Application	12m beyond large-size coaches, tourist buses, BRT ;