Jiangsu, China
Business Type:
Manufacturer/Factory, Trading Company
Registered Capital:
3000000 USD
Plant Area:
>2000 square meters
Management System Certification:
ISO 9001
Average Lead Time:
Peak season lead time: one month
Off season lead time: within 15 workdays
OEM/ODM Service

Marine Engine, Diesel Engine, Weichai Engine manufacturer / supplier in China, offering Weichai M33 Marine Diesel Engine Series (368-1103kW), 2900 Rpm Centrifugal Fire Fighting Water Pump with Diesel Engine or Motor (Normal or NFPA20 Standard), Movable Centrifugal Water Pump Unit for Irrgation and Drainage and so on.

Gold Member Since 2007
Audited Supplier

Weichai M33 Marine Diesel Engine Series (368-1103kW)

Min. Order / Reference FOB Price
1 Piece US $800-2,000/ Piece
Port: Tianjin, China
Production Capacity: 1000piece/Year
Payment Terms: L/C, T/T, Western Union
Cylinders: 6
Fuel Type: Diesel
Engine Capacity: >6L
Engine: 4 Stroke
Engine Position: Inboard
Condition: New

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Basic Info.

Model NO.
Transport Package
Wooden Case

Product Profile

Weichai M33 marine diesel engine series is developed based on M26 series with extended stroke and increased power, inheriting M26's large power reserve, low fuel consumption, high reliability, and convenient use and maintenance. It is the ideal power for inland navigation, fishing, engineering ship and official boats.

Product parameters

Series4-Stroke,water cooling,In-Line,Dry cylinder sleeveNumber of cylinders6/12
Cylinder Diameter/Stroke150×185mmDisplacement19.6/39.2L
specific lub-oil consumption190g/kW·hOil consumption0.8g/ kW·h
Start ModeElectric start


Firing Order1-5-3-6-2-4Smoke intensity≤1.0Rb
Noise≤105dB(A)Emission standardIMO TIER II

Crankshaft rotation direction

(towards free end)



Product Spectrum

ModelAir intakRated Power(kW/Ps)Speed(r/min)
6M33C500-15Supercharged and cold368/5501500
6M33C550-15Supercharged and cold405/5501500
6M33C600-15Supercharged and cold441/6001500
6M33C650-15Supercharged and cold478/6501500
6M33C600-18Supercharged and cold441/6001800
6M33C650-18Supercharged and cold478/6501800
6M33C700-18Supercharged and cold515/7001800
6M33C750-18Supercharged and cold551/7501800
12M33C900-15Supercharged and cold662/9001500
12M33C1000-15Supercharged and cold735/10001500
12M33C91100-15Supercharged and cold809/110001500
12M33C1200-15Supercharged and cold882/12001500
12M33C1300-15Supercharged and cold956/13001500
12M33C1200-18Supercharged and cold882/12001800
12M33C1300-18Supercharged and cold956/13001800
12M33C9140-18Supercharged and cold1029/14001800
12M33C1500-18Supercharged and cold1103/15001800

Remarks: Product parameters and portfolio are for reference only. For fishing vessel engine portfolio, please contact relevant personnel for official information.

Product Features

  • Cast iron engine body with mesh structure for high strength and good cooling performance.
  • Manual oil pump, bypass oil filter and high-flow oil pump that ensure stable engine performance.
  • All-copper seawater pump with cooling water and oil pipeline emergency joint to ensure reliable engine operation.
  • Newly designed air filter with optimized structure and sealing for higher filtration efficiency, cleaner intake, more compact and reasonable structure, and easier filter element replacement.
  • The newly designed oil sump for ships increases the heat dissipation area of the oil and fully considers its damping performance.
  • High reliability with an average service life of over 30,000 hours.
  • Good economy, featuring optimized engine intake and fuel system that explore engine potential and reduce fuel consumption.

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