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Yuchai Power  Co., Ltd

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  Truck power diesel engine
Product Name：YC6MK SERIES DIESELYC6MK340-50 YC6MK375-50 YC6MK400-50 YC6MK340-40 YC6MK375-40 YC6MK400-40 YC6MK420-40
 Product Details

YC6MK SERIES DIESEL

Features & Benefits

● Designed and developed based on AVL technology platform.
● Built upon YC6M series engines with superior performance.
● One-piece cylinder head and wet sleeve liners - Ensure a longer performance life.
● Highly efficient turbocharger- Enhance response and performance life, providing prompt boost across the operating range.
● Intelligent electronic control system-Complete in functionality.
● Camshaft and good sets of roller rocker arms- Reduce friction while improve fuel economy significantly.
● Point-line meshing gear drive- Give you the best comfort ride with less noise and vibration.
● Compression release engine brake-Boost safety especially while driving down slope.
● Twin-cylinder air compressor pump with more efficiency is optional.


Techincal Specifications

Engine Model  YC6MK300-30 YC6MK340-30 YC6MK380-30 YC6MK400-30
Configuration  Vertical, in-line, 4 stroke, water-cooled, direct injection
Number of Cylinders   6
Bore x Stroke (mm) 123x145
Displacement (L) 10.34
Aspiration Turbocharged, inter-cooled
Fuel System  BOSCH 
Rated Power /Speed (kW/r/min) 221/1900 250/1900 276/1900 294/1900
Peak Torque/Speed (N.m/r/min) 1400/1100~1500 1550/1100~1500 1650/1100~1500 1800/1100~1500
Min. fuel consumption with full load (g/kW∙h)  ≤193
Noise ( ISO3744)    dB(A) ≤96
　
Noise    ISO3744  dB(A)
Emission  Euro 3
Application  6×4/8×4 dumper trucks;  8×4 trucks;  4×2/6×2/6×4 tractors trucks


Engine Model YC6MK300-40 YC6MK320-40 YC6MK340-40 YC6MK350-40 YC6MK375-40 YC6MK385-40 YC6MK400-40
Number of cylinders  6
Piston Displacement （L） 10.34
Bore ×Stroke（mm） 123×145
Aspiration Turbocharged, inter-cooled
Rated Power /Speed(kW/r/min) 221/1900 236/1900 250/1900 258/1900 276/1900 285/1900 294/1900
Peak Torque/Speed (N.m/r/min) 1400/1100-1500 1500/110～1500 1500/1100～1500 1600/1100～1500 1700/1100～1500 1800/1100～1500 1900/1100～1500
Min. fuel consumption with full load (g/kW.h) ≤192
System BOSCH + SCR 
Noise ISO3744  dB(A) ≤95
Emission  Euro 4
Dry Weight（kg） 880
Application  Heavy-duty tractors, heavy-duty trucks, concrete mixers, heavy-duty construction trucks 


Engine Model YC6MK300-42 YC6MK320-42 YC6MK340-42 YC6MK350-42 YC6MK375-42 YC6MK385-42
Number of cylinders  6
Piston Displacement （L） 10.34
Bore ×Stroke（mm） 123×145
Aspiration Turbocharged, inter-cooled
Rated Power /Speed(kW/r/min) 221/1900 236/1900 250/1900 258/1900 276/1900 285/1900
Peak Torque/Speed (N.m/r/min) 1180/1100-1500 1200/110～1500 1400/1100～1500 1400/1100～1500 1600/1100～1500 1600/1100～1500
Min. fuel consumption with full load (g/kW.h) ≤192
System BOSCH + SCR 
Noise ISO3744  dB(A) ≤95
Emission  Euro 4
Dry Weight（kg） 880
Application  Heavy-duty tractors,    heavy-duty trucks, concrete mixers, heavy-duty construction trucks 

 

 
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