Recreational Marine Engines

Yanmar is the first name in 14-440 HP Recreational Marine diesel power. Longitude Marine is a leading Mid-West supplier of Yanmar marine diesel engines, parts and service. Find out what it means to experience the power of the market’s preferred diesel, supported by one of the most established and reliable diesel supply partners around.

Longitude Marine only uses Genuine Yanmar OEM Parts!

Only suppies Yanmar Genuine Parts are the only parts manufactured to YANMAR’s strict, industry-leading standards in quality and durability. Each Genuine part is manufactured under the ISO9001 standard, a process that ensures that every Yanmar Genuine Part is the best part for the job. 

Yanmar Engine Model Series

Engine Model HP Notes Engine Year
1GM 7.5 Raw Water 1980 - 83
1GM10 9 Raw Water 1983 - 2009
2GM(F) 15 Raw or Fresh 1980 - 83
2GM20 15.8 @3400 RPM Continous 4 stroke / 2 Cylinder /fresh water cooled Current model
2GM20(F) -YEU 18 European manufactured 1997 - Present
2GM20F 18 Raw or Fresh 1983 - December 2005
2QM15 14 2 Cylinder 1977 - 80
2QM20(H)(F) 22 2 Cylinder 2QM20 1975 - 1976 2QM20H 1976 - 1984
2YM15 14 2 Cylinder (Mini 2 cylinder) Fall 2004 – Present
3GM 24 @3400RPM 3 CYLINDER DIESEL 1980 - 1983
3GM30 24 @ 3400 RPM 3 CYL. DIESEL ENGINE 1983 - 2005
3GM30F 27 Raw or Fresh 1983 - December 2005
3GM30FE 27 3 Cyl Inline - European Model for Raw or Fresh 1983 - 2005
3GMF 22.5 @3400RPM Fresh Water 1980 - 83
3HM(F) 30 HP Raw or Fresh 1980 - 83

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