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Weichai M26 series (300-1215kW)

Parameters Table

Type Four-stroke, water cooled, in-line/V type turbocharged and aftercooled Number of cylinders 6月12日
Bore & stroke 150×150 (mm) Displacement 15.9 L / 31.8 L
Oil consumption rate ≤0.5 g/kW.h Noise ≤100 dB(A)
Minimum fuel consumption rate 200 g/kW.h Idle speed 650±30 r/min
Torque reserve 20-30% Rotation Counter-clockwise
(facing the flywheel) 
Dimensions (L×W×H) / net weight L6: 2103×1172×1196 (mm) / 1985kg 
V12: 2333×1350×1494 (mm) / 3300kg
Model Portfolio Table

Series Model Aspiration Rated power  Speed  Fuel system Emission Power rating
kW/Ps r/min
6M26.3 6M26.3 TA 441/600 1800 HPCR IMO Ⅱ / IMO III / EPA III P1
6M26.3 TA 485/660 1800 HPCR IMO Ⅱ P2
6M26.3 TA 515/700 2000 HPCR IMO Ⅱ / IMO III / EPA III P2
6M26.3 TA 551/750 2100 HPCR IMO Ⅱ / IMO III / EPA III P2
6M26.3 TA 599/815 2100 HPCR IMO Ⅱ / IMO III / EPA III P3
12M26.33 12M26.3 TA 883/1200 1800 HPCR IMO Ⅱ / IMO III / EPA IV P1
12M26.3 TA 970/1320 1800 HPCR IMO Ⅱ P2
12M26.3 TA 1030/1400 2100 HPCR IMO Ⅱ / IMO III / EPA III P2
12M26.3 TA 1104/1500 2200 HPCR IMO Ⅱ / IMO III / EPA IV P2
12M26.3 TA 1214/1650 2300 HPCR IMO Ⅱ / IMO III / EPA IV P3

Remark: The delivery date of products marked with * shall be subject to the reply of the manufacturer. Product parameters and model portfolio are for reference only. Please contact relevant personnel for official information on delivery time and fishing boat model portfolio. 

Product description

Safe and reliable

  • Cast iron engine block, grid structure, high strength integral forged steel crankshaft
  • All seawater pipes are made of cast copper or stainless steel, and seawater pumps are made of pure copper, which ensure stronger corrosion resistance
  • All cooling and lubrication systems are equipped with emergency interfaces
  • Replace the filter without stopping

Strong power

  • The power coverage is wide, and the torque reserve exceeds 20%

Economical and fuel-efficient

  • According to different operation types, high and low speed diesel engine are developed. The fuel consumption rate of low speed diesel engine is lower at medium and low speeds, while that of high speed diesel engine is lower at medium and high speeds
  • Customized design for lower fuel consumption

Comfortable and environmentally friendly

  • Diesel engine noise value is not higher than 122dB(A), the vibration intensity level is not higher than 26.7, and vibration isolators are equipped to improve the comfort feeling of crew and passengers
  • Emission complies to IMO Tier II and EPA III

Strong practicability

  • The pre-supply oil pump has the functions of pre-supply of engine oil before starting and discharge of waste engine oil, which are convenient for replacing engine oil
  • Oil cooler and filter adopt modular design, which is featured by compact structure
  • The observation window is placed on the side of the engine block, which is convenient for maintenance; The whole engine is compact and has good appearance

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