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Bavaria C45

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4JH-CR Series Common Rail Engine




45 mhp
33.1 kW
3000 rpm



57 mhp
41.9 kW
3000 rpm



80 mhp
58.8 kW
3200 rpm



110 mhp
80.9 kW
3200 rpm



  • Genuine YANMAR-based engine featuring a custom-designed common rail system
  • Advanced fuel injection technology for sailboats and smaller motorboats and commercial vessels
  • Sets the global standard in sailboat and small craft propulsion
  • Wide range of power ratings in one model to fit a variety of applications
  • Versatile control options with mechanical control as standard and option to upgrade to electronic controls

Setting the global standard

Demonstrating YANMAR’s ‘5x best in class’ features - Clean, Interconnective, Quiet, Powerful, Fuel Efficient - the 4JH-CR series sets the global standard in sailboat and small craft propulsion.

Utilizing the long-established TNV industrial YANMAR block as the durable foundation, the 4JH-CR marine series incorporates an advanced custom-built Bosch common rail fuel injection system, This brings the advantages of common rail technology to sailboats and smaller craft, exclusively from YANMAR for this horsepower range.

With 4 power ratings across one design, the 4JH-CR engine is the perfect solution to fit across a wide variety of boats sizes and applications. And with a similar footprint to previous models and competition alike, it is the ideal choice for repowers.

Jeanneau 51
Bali Catamarans 4.1


  • 4JH-CR available in 4 output models – 45, 57, 80, 110 mhp
  • All 4JH-CR models compatible with YANMAR SD60 saildrive (except the 110)
  • 4JH80 available with 360 degree rotating saildrive with the SPP Steerable Propulsion Pod package
  • A proven solution for jet and shaft drives
  • Controlled electronically by YANMAR VC10 Vessel Control System, with up to 3 stations (mechanical controls as standard)
  • SOLAS option and USCG lifeboat approved
  • Certified for recreational and light duty commercial applications
  • See all certifications details

YANMAR MARINE INTERNATIONAL is pleased to offer three additional years of Limited Warranty on the 4JH-CR engine models. This additional warranty is offered to first-time owners of 4JH-CR engine models on the condition that the engine is used for private and recreational purposes only.

Common Rail Technology

YANMAR uses advanced common rail technology to achieve the most efficient engines in their class. Learn more about this technology and Yanmar common rail engines.

Explore Common Rail Technology Explore Common Rail

5x Best-In-Class

YANMAR common rail marine engines set global standards in performance, efficiency, and endurance. Learn more about how YANMAR achieves 5x Best-in-Class.

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