G-Drive Engines


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Features & Benefits

  • The integration of crankshaft, postposition gear chamber and point-line gear-meshing patent technology reduce noise level
  • Wet cylinder liner structure facilitates maintenance and repair
  • High mean effective pressure and power density
  • Improved fuel consumption by P7100 fuel pump, P-injector and Honeywell turbocharger
  • Yuchai sealing technology in piston ring and valve oil seal improves the lube oil consumption
  • High fuel efficiency and low maintenance cost
  • Reliable cold starts at -25Cº and applicable altitude at ≤2500m without power derating
  • Major overhaul period is more than 12000 hours

Technical Specifications

Model YC6MJ450L-C20 YC6MJ410L-C20 YC6MJ365L-C20 YC6MK350C YC6MK330C YC6MK320C YC6MK300C YC6MK280C
Type Vertical, in-line,water-cooled, four stroke Vertical, in-line,water-cooled, four stroke Vertical, in-line,water-cooled, four stroke
Intake way Turbo charging&inter-cooled Turbo charging&inter-cooled Turbo charging&inter-cooled
No. of cylinders – Bore × Stroke(mm) 6-131×145 6-123×145 6-123×145
Displacement(L) 11.73 10.338 10.338
Compression ratio 16.8:1 17.5:1 17.5:1
Continuous power /speed (kW(Ps)/r/min) 330(450)/2100 300(410)/1800 267(365)/1500 257(350)/1800 240(330)/1500 235(320)/1800 220(300)/1500 205(280)/1500
One-hour power/speed 363(495)/2168 330(450)/1858 293(401)/1548 282(385)/1858 264(365)/1500 258.5(350)/1858 242(330)/1548 225.5(310)/1548
Min. specific fuel consumption(g/kW·h) ≤192 ≤189 ≤189
Specific oil consumption (g/kW·h) ≤0.5 ≤0.5 ≤0.5
Crankshaftrotation direction (seen from power output end) Anticlockwise Anticlockwise Anticlockwise
Starting way Electrical Electrical Electrical
Net weight(kg) 1250 1270 1270
Overall dimensions (LxWxH) (mm) 1727×960×1272 1652×939×1262 1652×939×1262