YANMAR powerboat engines deliver outstanding power, speed, efficiency, and reliability. Our engines have proven to be the ideal solution for multiple applications, commercial and recreational, given a customizable options range - available for shaft, stern, and jet drives, with SOLAS and semi 2-pole option, high power primary and secondary alternators, purpose-built plug & play interconnectivity to any NMEA or J1939 device, and more. YANMAR engines deliver 5x Best in Class product features with the added benefit of the best global support network in the marine industry.
The 4LV series engine raises the standard for engines in its class by utilising Yanmar’s advanced common rail technology. Over and above the performance and advanced technology, the resounding benefit of the 4LV Series remains its versatility, with all models available with multiple shaft and jet drive options.

The 4LV proves to be an extremely efficient engine without any compromise on quality. Featuring Thermo Swing Wall Insulation Technology and incorporating the newest system in common-rail technology, the mid-range engines deliver maximum performance and reliability, while maintaining minimal fuel consumption and exceptionally low noise & emission levels. By exceeding the strict EPA Tier 3 and EU RCD Stage 2 emission regulations, the engines feature virtually smoke and odor free operation.

  • Specifically designed for sailing yachts over 50ft, super yacht tenders, small motor boats and light-duty commercial* vessels
  • Powerful low-end torque performance, delivering superior acceleration
  • Exceeds EPA Tier 3 and EU RCD Stage 2 emissions regulations
  • Measures exceptionally low for smoke, odour and noise emissions
  • Direct connectivity for plug-and-play integration

Standard Engine Package

  • Exhaust mixing elbow [L-type]
  • Through drive exhaust
  • Alternator 12V – 130A
  • B25 panel
  • VC10 Vessel Control System
  • Power steering
  • Mechanical throttle sensor
  • Flexible mounts
  • Fresh water expansion tank

Optional Accessories
  • High-riser mixing elbow [instead of L-elbow]
  • Through hull exhaust
  • Secondary alternator 12V – 130A or 24V – 110A including smart regulator
  • Extension harness [3m, 5m, 10m, 20m]
  • Second station
  • C35 panel
  • Sidemount control head
  • VC10 Vessel Control System
  • JC20 Inboard Joystick
  • JC10 Sterndrive Joystick
  • NMEA2000 Engine monitoring system
  • C-Type trolling (KMH50 only)
  • On-board spare parts kit

  • Rated Output : 184 kW / 250 mhp
  • Rated Speed : 3800 rpm
  • Displacement : 2.755 L / 168 cu. in
  • No. of cylinders : 4 cylinders
  • Cylinder Bore x Stroke : 92 mm x 103.6 mm / 3.6 in x 4 in
  • Combustion system : Direct Injection, Denso Common Rail System
  • Aspiration : Turbocharged & Intercooled
  • Alternator : Denso 12V - 130A
  • Dry weight without gear : 334 kg / 736 lbs
  • Dimensions : 1151 mm x 755 mm x 772 mm
  • Controls : Mechanical (optional - VC20 system)
  • Certifications : RCD 2, IMO Tier 2, EPA Tier 3, BSO II, EMC, SOLAS

#yanmar #yanmarinboard #inboard
  • Availability: 10 In Stock
  • Brand: YANMAR

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