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Quick Details

  • Condition: New
  • Usage: Boat
  • Fuel: Diesel
  • Stroke: 4 Stroke
  • Cylinder: Multi-cylinder
  • Cold Style: Water-cooled
  • Start: Electric Start
  • Place of Origin: Guangxi, China (Mainland)
  • Brand Name: Yuchai
  • Model Number: YC4108CA
  • Dimension(L*W*H): 986x730x948
  • Weight: 370Kg
  • Certification: ZC,CCS
  • Warranty: one year
  • After-sales Service Provided: Overseas service center available
  • Displacement: 4.214
  • Color: as requested
  • Min specific fuel consuption: ≤200
  • Specific oil consumption: ≤0.8
  • Intake way: Natural aspirated
  • Matched reduction gearbox: HC038A,40A,MB170
  • Compression ratio: 17:1
  • Fuel system: machanical pump
  • Flywheel: SAE11.5
  • Flywheel cover: SAE3

Packaging & Delivery

Packaging Details Standard Export Package, Wooden Package,or PACKED ON PALLET
Delivery Time 10-15days


45hp small boat eletric inboard engine
(1)German technology
(2)high reliability
(3)good power performance
(4)low consumption

45hp small boat eletric inboard engine

Product Description



Features of  light weight small diesel engine

1.Designed and developed based on German advanced technology

2. Excellent fuel efficiency, low oil consumption  and emission

3. High reliability; Compact in design, light in weight


Parameter of light weight small diesel engine


YC4D Series Marine Engine
Engine ModelYC4108CYC4108CAYC4108ZCYC4D75C
Intake wayNatural aspirationTurbo-charging
TypeVertical , in-line, water-cooled, 4-stroke
Compression Ratio17:01
Continuous Power/Speed(kW/r/min)40(55)/150032(45)/150050(70)/150055(75)1800
1-hour Power/Speed(kW/r/min)44(60)/154835(50)/154855(75)/154860(80)/1858
Min. fuel consumption(g/kW.h)≤200≤198
Lubricant Oil Consumption (g/kW·h)≤0.8
Crankshaft Rotation Direction(facing power output end)counterclockwise
Net Weight(kg)370390
Overall Dimension (L*W*H)(mm)986*730*948986*730*1254
Gearbox to be matchedHangzhou Qianjin Gearbox (models MB142,40A,MB170,MBS170,etc.)



  Installation Drawing of  light weight small diesel engine



  Do you need gearbox for the engine ?





How to select gearbox for the engine ?

Different ships have different gearbox ratio and different diameter of the propeller. The gearbox reduction ratio and the propeller diameter of cargo boats and fishing boats are relatively larger than passenger ships and public service ships.


The gearbox ratio of ships (the recommended reference)   

Types of shipCargo shipFishing boatTrawlerHigh-speed public service ship
without trawl
Diesel engine of rated speed 1500r/min4:1~5:14.5:1~5.5:15:5~7:1N/A
Diesel engine of rated speed 1800r/min4.5:1~5.5:15:1~6:16:1~8:12:1~3:1
Diesel engine of rated speed above 2100r/minAbove 5:1N/AN/A2:1~3:1


What is the application of our engine ?

Recommended applications of YUCHAI marine engine series  


YC4108CA32/1500Continued running auxiliary engine or main engine
YC4108C40/1500Commercial ship; Fishing boat;
YC4108ZC50/1500Commercial ship; Fishing boat;





How to test our engine?

The engine is suitable for High temperature/high-pressure/ extremely cold condition    




Packaging and shipping

Standard Standard Export Package, Wooden Package,or Packed On Pallet.




Our service

1.Fast and sincere servive with more than 100 overseas service agents 
2.The most professional technical support with a 24hour uninterrupted service 


Company Information

1.Professional  factory with more than 60 years experiences in diesel engines.
2.Professional scientists and engineers.
3.Strict testing process.

Our customers
With good quality and excellent after-sale service,our products are popular at home and abroad, and have been exported to more than 180 countries in South East Asia, the Middle East, Latin America, Africa and East Europe.
You are always welcomed to visit our company and workshop!


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