Marine Diesel Engine YC4D Series

Home » Products » Other Machinery » MARINE DIESEL ENGINE » Marine Diesel Engine YC4D Series

  • This series engine development with Germany marine technology.
  • Cylinder block, head use high strength alloy to cast manufacturing, better rigid, with integral type crankshaft & sliding bearing.
  • Overhaul period is more than 10000 hours.
  • With YUCHAI proprietary piston ring seal technology & valve seal technology.
  • Lubricating oil consumption is lower than domestic power transmission products with more than 50%.
Marine Diesel Engine YC4D Series
Model YC4D120Z-C20
Type Vertical, in-line, water cooled, four-stroke
Intake way Turbo-charged
No. of cylinder - bore x stroke (mm) 4 - 108 x 115
Displacement (L) 4.214
Compression ratio 17:01
Continuous power/speed (kW(PS)/r/min) 90(120)/3000
One-hour power/speed (kW(PS)/r/min) 99(135)/3096
Min Specific fuel consumption (g/kW.h) Less than 198
Specific oil consumption (g/kW.h) Less than 0.5
Crankshaft rotation direction (see from power output end) Anticlockwise
Starting way Electrical
Overall dimension (LxWxH) (mm) 1043 x 741 x 1099
Net weight (kg) 390
Matched reduction gearbox MB170, MBS170
Fly wheel size SAE 11.5 || SAE 3
Certificate ZC