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Weichai Marine Propulsion Engine of 7L21/31 and spare parts
Notes: H* is the hoisting height benchmarked at the center of the bent axle.
General Information of Weichai 7L21/31 Marine Propulsion Engine
Engine Model
7L21/31
Engine Type
7 Cylinders in Line
Displacement
74.9L
Bore*Stroke(mm)
210*310
Net Weight
17.5T.
Overall Diemension(L*H*W*H)
4899mm*3267mm*1695mm*2500mm
Rotation direction of crankshaft(seen from the free end)
Clockwise
Start mode
Air motor
Technical Specification of Weichai 7L21/31 Marine Propulsion Engine
Marine Certification
CCS
Aspiration
Turbocharged and intercooled
Governor
Mechanical
Electrical System(Starter Motor/Alternator)
12V/24V
Cooling Mode
Water cooling low and high tempreture fresh water binary
Performance Data of Weichai 7L21/31 Marine Propulsion Engine
Rated Power/Speed
1505kW/1000rpm
Compression ratio
16.5:1
Min. fuel oil consumption
192g/Kw.h
Fuel consumption @rated power
195/Kw.h
As optional of Weichai 7L21/31 Marine Propulsion Engine
Control Panel
As optional
Marine Gearbox
As optional of Advance or Fada
