Yanmar Diesel Sailboat and Small Craft Engines
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..
YANMAR also manufactures previous models which are no longer compliant with current EPA emissions standards. These engines can be used for direct replacement of existing YANMAR engines. A list of those engines is available, contact Boatswains Locker for additional information.
| Model | Horsepower | RPM | Weight (lb) | Rating | Tier |
| 2YM15 | 13.6 | 3600 | 227 | Recreational / Commercial | US Tier 3 |
| 3YM20 | 21 | 3600 | 243 | Recreational / Commercial | US Tier 3 |
| 3YM30AE | 29.1 | 3200 | 280 | Recreational / Commercial | US Tier 3 |
| 3JH40 | 40 | 3000 | 423 | Recreational / Commercial | US Tier 3 |
| 4JH45 | 45 | 3000 | 485 | Recreational / Commercial | US Tier 3 |
| 4JH57 | 57 | 3000 | 485 | Recreational / Commercial | US Tier 3 |
| 4JH80 | 80 | 3200 | 505 | Recreational / Commercial | US Tier 3 |
| 4JH110 | 110 | 3200 | 505 | Recreational / Commercial | US Tier 3 |
| 4LV150 | 150 | 3500 | 732 | Recreational / Commercial | US Tier 3 |
| 4LV170 | 110 | 3500 | 732 | Recreational / Commercial | US Tier 3 |
| 4LV195 | 195 | 3500 | 732 | Recreational / Commercial | US Tier 3 |
For additional information including pricing and availability,
please contact our Engine department.
(866) 954-2676 or (949) 642-6800
Yanmar Marine Diesel Engine Maintenance Schedules
Daily and periodic inspections are important to help keep your engine in top operating condition. Select your engine series below to view the maintenance schedule.
Inspection intervals may vary depending on operating conditions, fuel, oil, and usage. Always refer to your engine owner’s manual for complete maintenance requirements.





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