engine assembly

Features & Benefits 1). Strong power, big torque output, quicker response. 2). Highly fuel efficient. 3). Highly reliable and durable. 4). Lower fuel & oil consumption, lower noise and emission. 5). Longer service life. 6). Parts and components are highly interchangeable and ease of maintenance; spare parts are of ample supply. 7). Emission can be upgraded to T3 and beyond.

Features & Benefits 1. With the advanced technologies of 4-valve, higher efficient turbocharger and intercooler, Yuchai engine is characterised with high power density and large torque at low speed. 2. Better improvement in safety and durability by preventive cylinder gasket blown-out measure 3. Compact size is convenient for installation, maintenance and repair 4. Operator and nature friendly with low noise, rapid start ability and low emissions 5. High fuel efficiency and low maintenance cost

Features & Benefits 1. With the advanced technologies of 4-valve, higher efficient turbocharger and intercooler, Yuchai engine is characterised with high power density and large torque at low speed. 2. Better improvement in safety and durability by preventive cylinder gasket blown-out measure 3. Compact size is convenient for installation, maintenance and repair 4. Operator and nature friendly with low noise, rapid start ability and low emissions 5. High fuel efficiency and low maintenance cost

Model features 1. Low with one-piece crankcase, rear gear chamber and mesh point line patent technology, are lower than those of the domestic like product noise; 2. Low wet cylinder liner structure, each cylinder cover, fully considering the accessibility design, easy to maintenance; 3. Low mean effective pressure, power, torque and other indicators in the domestic leading level; 4. Low P7100 oil pump, low inertia small aperture using top P type injector, new type high efficient supercharger, their power to block is far superior to domestic fuel consumption index;Increase the valve seal, use yuchai proprietary piston ring seal technology and valve seal technology, lubricating oil consumption is lower than domestic power transmission products with more than 50%; 4. Using 42 crmo forging steel crankshaft, high pressure forging, high frequency quenching shaft neck and rounded corners, to improve the fatigue strength and wear resistance, the crankshaft front-end can output more than 900 n. m torque; 5. European technology, USES the depth and general machinery application development, reliability overall overhaul period is more than 12000 hours; 6. Equipped with intelligent digital mechanism branch into remote monitoring instrument, convenient operation, monitoring and automatic protection on diesel engine, is more effective to ensure the safety of the engine to use; 7. Low is the boat, ship, fishing boat host and 120 ~ 180 kw Marine ideal power generator set.

Model features Low with one-piece crankcase, rear gear chamber and mesh point line patent technology, are lower than those of the domestic like product noise; Low wet cylinder liner structure, each cylinder cover, fully considering the accessibility design, easy to maintenance; Low mean effective pressure, power, torque and other indicators in the domestic leading level; Low P7100 oil pump, low inertia small aperture using top P type injector, new type high efficient supercharger, their power to block is far superior to domestic fuel consumption index; Increase the valve seal, use yuchai proprietary piston ring seal technology and valve seal technology, lubricating oil consumption is lower than domestic power transmission products with more than 50%; Using 42 crmo forging steel crankshaft, high pressure forging, high frequency quenching shaft neck and rounded corners, to improve the fatigue strength and wear resistance, the crankshaft front-end can output more than 900 n. m torque; European technology, USES the depth and general machinery application development, reliability overall overhaul period is more than 12000 hours; Equipped with intelligent digital mechanism branch into remote monitoring instrument, convenient operation, monitoring and automatic protection on diesel engine, is more effective to ensure the safety of the engine to use; Low is the boat, ship, fishing boat host and 120 ~ 180 kw Marine ideal power generator set.

Features & Benefits 1. Well perform in 20000 hours reliability test and the most demanding requirements on temperature compact and metal fatigue. 2. Our world-class foundry and machining factory guarantee the excellent quality and reliability of our major components. 3. Alloy cast iron engine block, forged steel crankshaft and high-strength alloy connecting rod increase strength and rigidity. 4. The improvement of piston cooling system reduces the piston temperature and oil consumption 5. High efficient 4-valve, P fuel pump & P injector, postposition gear chamber and point-line gear-meshing patent technology improve combustion, noise level, vibration and fuel consumption 6. Water cooling exhaust pipe reduces engine room temperature 7. Provide dual starting methods (electric and pneumatic)

Features & Benefits 1. Well perform in 20000 hours reliability test and the most demanding requirements on temperature compact and metal fatigue. 2. Our world-class foundry and machining factory guarantee the excellent quality and reliability of our major components. 3. Alloy cast iron engine block, forged steel crankshaft and high-strength alloy connecting rod increase strength and rigidity. 4. The improvement of piston cooling system reduces the piston temperature and oil consumption 5. High efficient 4-valve, P fuel pump & P injector, postposition gear chamber and point-line gear-meshing patent technology improve combustion, noise level, vibration and fuel consumption 6. Water cooling exhaust pipe reduces engine room temperature 7. Provide dual starting methods (electric and pneumatic)

Model introduction YC4W series diesel engine prototype is ford company developed jointly with the FEV company funded by the U.S. department of energy project DIATA diesel engine. DIATA later by yuchai diesel engine, and the FEV joint improvement carefully, strictly follow the mechanical development process, further improve the engine of advanced and applicable, the final development of yuchai YC4W series diesel engine all intellectual property rights. YC4W1. 4 l diesel engine is for research and development of new type high speed passenger car market small direct injection (HSDI) diesel engine. Integrated with the electronically controlled high pressure common rail injection system and so on many current advanced car engine technology, energy saving, environmental protection, high efficiency, low emissions and other advantages, is an ideal power economical diesel passenger cars. Model features 1. Structure and reliable YC4W diesel engine structure scheme for through bolt clamping, full aluminium, ladder frame structure. 2. Reliable and durable YC4W diesel engine structure, strong rigidity, and in strict accordance with the depth of the European machinery development program development, engine overhaul of normal maintenance, use range is more than 250000 kilometers. 3. Fuel economy YC4W diesel engine full load the minimum fuel consumption is less than 210 g/kW. H. 4. Quiet and comfortable YC4W noise level 1 m for the diesel engine test bench: full load noise of 92 db (A), the largest idle noise of 69 db (A). Ultra-low emissions YC4W diesel engine without post-processing to the 3 levels, EGR + double DOC can amount to mark the 4, EGR + DOC + DPF can amount to mark the 5. 5. Powerful The belt bleed valve turbocharger (WG) aircraft power 46 kw/L, using variable nozzle ring (VNT) models of the turbocharger power reached 53 kw/L, with double pressurization litres of power of 65 kw/L, is a world leading level. YC4W1. 4 l with a car USES 6 mt gearbox, (0 ~ 100 km/h) in situ to accelerate time: 13.19 s. 6. The light in weight 4 w1. 4 l diesel engine block, cylinder head, base, the main structure of the oil sump use aluminium, the weight is only 130 kg, is currently the only main body of the whole aluminum diesel engine, is also the most light passenger car diesel engine. 7. Minimum size 4 w is domestic and even the world s smallest four cylinder vehicle diesel engine, supporting strong adaptability. 8. Cooling uniformity Minimize the deformation of cylinder hole is important steps to reduce emissions and oil consumption, every cylinder along the uniform temperature distribution around the hole is very important, YC4W diesel engine by using cross flow cooling system to realize this goal, superior to the traditional ZongLiu cooling system.

Model introduction 4 AVL y20 diesel engine is the engine of international famous design company design, advanced by AVL, yuchai joint development of a new high-speed direct injection diesel engine. Product positioning: the domestic first-class, international leading, satisfy the above 5 and emissions regulations. Power 55 kw/L, litres torque 165 n. m/L, power performance index has reached the international advanced level. Model features 1. fuel-efficient Advanced design idea: bias in the plane of the crankshaft and cylinder hole center design, and the performance of the reasonable design and combustion development, make the engine high efficiency and 2. energy saving. Using system: during 1600-1800 bar high pressure up to 5 times the injection capacity, flexible control, effectively reduce the fuel consumption, emissions, noise, in line with the euro 5 emissions. Variable nozzle turbocharger, inlet variable eddy: increase engine power and dynamic response, increase the torque at low speed; The vehicle speed fast, and reduce the fuel consumption and emissions. 3. Low emission Four valve, double overhead camshaft: intake enough, oil steam mixing, improve power and reduce fuel consumption and emissions. With a bypass valve EGR cooler: driven by dc motor, responsiveness faster; Stronger resistance to carbon deposition ability; And avoid sticking effectively, reduce the emissions. 4. Highly reliable Reliable and durable, passed the European machinery development program of strict examination, the service life of more than 300000 kilometers. Dry deep skirt + trapezoid framework base cylinder body, composite sandwich pan: the whole strength and the rigidity is excellent, effectively reduce the vibration noise, reasonable structure equilibrium. 5. Low noise Chain transmission, hydraulic lifter: quiet and durable, the chain lifetime maintenance free. Reasonable professional design makes the engine cylinder block, base quiet and comfortable, good quality sound. Dual mass flywheel (optional) : shut vibration, good comfort, provide vehicles is an advanced configuration of diesel passenger cars to ensure comfort.

Model introduction YC4FB series engine is developed to adapt to the light passenger, passenger car market development of 2.488 liters of displacement, power range of 90-130 horsepower, low emissions, energy efficient and environmentally friendly light engine. FEV YC4FB engine and Germany cooperation design, USES the German BOSCH electronically controlled high pressure common rail technology, low vortex combustion many achievements of modern engine technology, such as motivation, economic indicators reached international advanced level, in a leading position in the domestic similar products. Model features 1. Superior quality 1). FEV experts invitation to participate in the whole process of development, the whole machine performance beyond the domestic similar type in an all-round way. 2). Combination of Japan s leading engine company in mechanical development and process quality control, ensure the quality of the whole machine is stable, reliable and durable. 3). Global procurement of high quality electronically controlled high pressure common rail system, complete functions, reliable and durable. 2. Good economy 1). Electronically controlled common rail high pressure injection, precise fuel efficiency. 2). Specific fuel consumption is low, wide range of economic fuel consumption area, full load the lowest fuel consumption of 210 g/kW or less. H, in the advanced level of similar products. 3). Flexible ring set of matching technology, low oil consumption, oil change miles long. 3. Comfortable and quiet 1). Use of short skirt body floor frame structure, it is the strongest and reliable structure, deformation and small vibration. 2). Steel crankshaft deformation of small, small incentive, good wet cylinder liner of sound insulation. Electronically controlled high pressure common rail fuel injection system with precise injection technology and the cylinder balance control technology, greatly reduce combustion noise. 4. Reliable and durable 1). Use of short skirt body floor frame structure, it is the strongest and reliable structure. 2). Wet cylinder liner, easy maintenance, reduce the cost. 3). Good reliability, engine overhaul of normal maintenance, use range is more than 300000 kilometers.