Yanmar commercial engines



Power to spare


Yanmar has been building diesel engines for nearly 100 years, always with the philosophy of developing more power for less weight. By providing world-class technical expertise, service and hospitality, Yanmar constantly goes the extra mile to deliver solutions which consistently surpass customer expectations.


Yanmar was ISO9001 certified in 2003 and recertified by Lloyd's in 2012. Yanmar also employs a continuous improvement policy to ensure the highest quality possible.


View engine models here.




Yanmar warrants to the original retail purchaser that it will make any repairs or replacements necessary to correct defects in material and / or workmanship of Yanmar Marine Products for the Limited Warranty Period. This Limited Warranty gives you certain legal rights. You may have other rights that vary from state to state and country to country. This Limited Warranty covers Yanmar Marine Products operating anywhere in the world where Yanmar approved service is available.


View/download Yanmar Warranty Handbook


Register your Yanmar Marine engine online


Yanmar Marine has also introduced an extended 3-year limited warranty period on certain marine diesel engines. This extended warranty of three years is offered to owners of specific Yanmar marine engine models which will be used for private and recreational purposes only.


Check if your model qualifies for an extended 3-year warranty


*Please refer to your owner/operations manual for the warranty coverage on your specific engine.*