YC6MK series diesel engine & lt; b> a model description & lt; /b> YC6MK series heavy truck engine is Yuchai for domestic highway transportation and heavy engineering vehicles and other segments of the market characteristics, combined with AVL company, Europe in YC6M based on design and development of 10 liters of displacement of a four valve engine, leading performance outstanding, with strong and reliable, efficient, low noise and environmental protection features, under various road conditions and climate conditions can easily control. & lt; b> second power source of excellence since Yuchai Machinery & lt; /b> & lt; b> strong power & lt; /b>] & amp; nbsp; displacement by 9.8L increased to 10.3L, maximum power upgrade to 420 horsepower, enhance the 7.7%, the maximum torque increased to 13%, and the fuel consumption is reduced by 2%. & nbsp; high performance turbocharger, the engine fuel consumption, accelerate faster, more powerful, longer life of < b> < /b> sturdy and durable; Europe - condensed essence of technology, excellent innate - international advanced level production line manufacturing, with advanced technology, excellent quality of the carefully crafted product - integral cylinder + wet cylinder liner, long life < b> intelligent < /b> - with intelligent management, intelligent energy saving, intelligent guard, intelligent servo and intelligent early warning function, save worry, save money, the intelligent care, prolong the service life of the engine < b> < /b> low fuel consumption; condensation - cam top roller rocker shaft, cutting-edge technology to create magic - saving integrated four valve technology essence, fuel saving measures leading to saving the next - outstanding integrated Yuchai advanced technology to achieve precise fuel < b& gt; < /b> - equipped with brake cylinder, protect the safety of users, for the downhill way especially important vehicle - optional dual cylinder pump, pump faster < b> < /b> comfort; - point line meshing gear patented technology, create comfortable environment - intelligent engine, small vibration, low noise - integral the cylinder head, enjoy the quiet journey < b> three; YC6MK < /b> technical parameters; & nbsp; YC6MK400-40YC6MK385-40YC6MK375-40YC6MK350-40YC6MK340-40YC6MK320-40YC6MK300-40 cylinder head structure of integral cylinder head valve per cylinder 4 valve piston displacement (L) 10.338 (mm) bore * stroke supercharged 123 x 145 air cooling power / speed calibration (kW/ r/min &) nbsp; nbsp; 294/1900& 285/1900276/1900258/1900250/1900236/1900221/1900; maximum torque / speed (N< b> & #8729; < /b> m/ r/min &); Nbsp; 1900/1100-15001800/1100 ~ 15001700/1100 ~ 15001600/1100 ~ 15001500/1100 ~ 15001500/1100 ~ 15001400/1100 ~ 1500 of lowest fuel consumption (g/kW& #8729; H) = 192 BOSCH high pressure common rail fuel system emission processing system SCR noise ISO3744& nbsp; dB (A) = 95 4 net mass emissions (kg) 880 adaptation models of heavy tractor the car, heavy truck, cement mixer, heavy engineering vehicle < b> four; < /b> < b> YC6MK< /b> < b> < two /b> technical parameters; model YC6MK420-42YC6MK375-42YC6MK340-42YC6MK300-42 cylinder head structure of integral cylinder head valve per cylinder 4 valve piston displacement (L) bore * stroke (10.338 123 x 145 mm) booster suction cooling power / speed calibration (kW/ r/min) 309/2100276/2100250/2100221/2100 maximum torque / rotating speed (N< b> & #8729; < /b> m/ r/min ) 1500 ~ characteristics of ~ ~ 1900/1100-15001700/1100 15001500/1100 15001400/1100 lowest burning fuel consumption (g/kW& #8729; H) is less than or equal to 192 fuel system Bosch high pressure common rail emission SCR system noise ISO3744& nbsp; dB (a) less than or equal to 95 emitter 4 net mass (kg) 880 suitable with heavy-duty automobiles tractors, cement mixer, heavy-duty engineering vehicle