YANMAR sailing and smaller craft engines deliver the high-end performance and unequaled reliability associated with over 100 years of innovation. Bringing common rail technology to smaller recreational and light duty commercial applications, YANMAR exclusively provides the benefits of fuel efficiency, added power, and cleaner operation to sailing and smaller crafts. With the largest global support network in the marine engine industry and delivering 5x Best in Class features associated with common rail technology, YANMAR engines have become the global standard in sailboat and small craft propulsion.
|Rated output||39.6 kW / 53.8 mhp|
|Rated Speed||3000 rpm|
|Displacement||2.190 L [134 cu in]|
|Bore x Stroke||88 mm x 90 mm|
|Type||4-stroke, vertical, water-cooled diesel engine|
|Emission compliance||EU: RCD 1, BSO II, EMC. US: EPA Tier 2.|
|Warranty||2 + 3 year extended warranty|
For the latest manuals, product guides, spec sheets and more, please visit Yanmar Marine's product page.
- Simple & Efficient
- Whisper Quiet & Low Vibration
- Easy Maintenance
- User Friendly
- Extra Protection
|Engine type [mhp]||39 - 80|
|Reduction Ratio (fwd/asn)||2.23/2.23 2.49/2.49|
|Reduction gear system||Constant mesh gear with wet type multi-disc clutch|
|Dry weight [kg - lbs]||44 kg [97 lbs]|
B20 & C30 PANELS
The B20 & C30 are YANMAR’s start/stop tachometer panels which are compatible with YM and JH series mechanical YANMAR engines. The B20 & C30 panels also show some engine alarms and can drive an optional fuel level gauge.
*YM series engines only available with B20 panels, they are not available with the C30 panels.
B Panel: Includes Tachometer and pre-heat control
C Panel: Includes Tachometer, oil pressure, and water temperature gages and pre-heat control
Basic parameters shown:
- Engine hours
- Back light
- Battery voltage
The YANMAR JC20 inboard joystick system is suitable for every motorboat, powerboat, and catamaran equipped with twin YANMAR 4JH-CR, 4LV, 8LV-CR, and 6LY-CR Series common rail engines.
How it works
Simply press the joystick gently in the desired direction of movement and the JC20 will automatically engage the bow thruster and adjust the speed of the two shaft engines to maneuver the bow precisely where needed.