YUCHAI YC4D Series Engine for Marine

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  1. High performance combustion chamber and intake swirl contribute to lower fuel consumption.
  2. Yuchai sealing technology in piston ring and valve oil seal reduces the lube oil consumption.
  3. High fuel efficiency and low maintenance cost.
  4. Compact size facilitates installation, maintenance and repair.
  5. Easy operating and nature friendly with low noise, rapid start ability and low emissions.

YUCHAI YC4D TECHNICAL SPECIFICATIONS

ModelYC4108CYC4108CAYC4108ZCYC4D75C
ConfigurationVertical in-line, 4-cylinder, 4-stroke, direct injection, water-cooled
Bore ×Stroke  (mm)108 ×115
AspirationNaturalTurbocharged & inter-cooled
Displacement  (L)4.21
Compression ration17:01
Rated power/Speed  (kW(hp)/r/min)40(54)/150032(43.5)/150050(68)/150055(75)/1800
Fuel consumption  g/(kW·h)≤200≤198
Oil consumption  g/(kW·h)≤0.8
RotationCounterclockwise ( facing flywheel )
Starting methodElectric
Dry weight  (kg)370390
Engine dimension986 × 730 × 9481311 × 746 × 962
(L×W×H)  (mm)
CertificateZC, ZY, CCS

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