Model YC6A series diesel engine & lt; b> a model description & lt; /b> model YC6A series engine is Yuchai for pseudo heavy card lightweight market, and Germany FEV company united in original YC6105QC platform on the basis of the design and development of a lightweight four valve engine, the model inheritance YC6105 motivation Pishi durable, the advantages of higher price, after 10 market test and application in heavy truck with light weight, low fuel consumption, low tolls, maintenance and low cost advantages, is quasi heavy truck lightweight pole power. < b> < /b> two models; < b> < /b> sturdy and durable; the inheritance of YC6105QC is a durable advantages - more than and 10 years experience in vehicle matching, vehicle performance test - fear of integral cylinder head + cylinder liner, longer life of < b> < / b> strong power; the torque at low speed large than competing products - use the same conditions, high bearing capacity, running fast, high efficiency of < 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> maintenance convenient < /b> - in 3, in 4 models of the common parts of high - market retains a large amount of vehicle and engine parts inventory sufficient, perfect service network, convenient maintenance and < b> light weight < /b> - European lightweight aggregate The design essence of technology, set up the quasi heavy truck lightweight of engine model < b> < /b> low fuel consumption; the integration of four valve technology essence, fuel saving measures leading superior < b> < /b> - integrated advanced technology can fuel the next Yuchai, precise fuel < b> < - /b> comfort; line meshing gear patented technology, create comfortable environment - intelligent engine, small vibration, low noise - integral cylinder head, enjoy the quiet journey < b> three; YC6A < /b> technical parameters; model YC6A270-40YC6A260-40YC6A240-40 cylinder head structure of integral cylinder head valve per cylinder 4 valve piston displacement (L) 7.255 (mm) booster bore * stroke 108 x 132 air cooling power / speed calibration (kW/ r/min) 199/2300191/2300177/2300 maximum torque / speed (N< b> & #8729; < /b> m/ r/min) 1000/1400 ~ 16001000/1400 ~ 16 00900/1400 ~ 1600 outside the characteristics of the lowest fuel consumption (g/kW& #8729; H) is less than or equal to less than or equal to 193 fuel system Bosch high pressure common rail emission SCR system noise ISO3744& nbsp; dB (a) less than or equal to 96 emitter 4 net mass (kg) of 760 suitable with lightweight models 6 x 2, x 6 4 dump, 8 * 4 highway dump truck lightweight 6 x 2, 8 * 4 warehouse gate cars and trucks 4 x 2 low-speed tractor