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
BY2 All HP Improved BY Engine January 2009-Present
SB 8 & 12 1976-80
SVE 8 & 12 E=Early 1974 - 76
YSB 8 & 12 B=Between 1976 - 77
YSE 8 & 12 E=Early 1974 - 76
YSM 8 & 12 M=Modem 1977 - 80