The Yanmar 3YM20 is a compact, 3-cylinder, vertical, water-cooled, naturally aspirated diesel engine designed for small to medium-sized sailboats and leisure crafts. With a displacement of 0.854 liters, it features an indirect injection system with an in-line pump, providing smooth and efficient performance. The engine delivers a rated output of 15.3 kW (21.0 MHP) at 3,600 rpm, ensuring reliable power while maintaining low fuel consumption. Its lightweight and compact design make it ideal for applications where space and weight are critical, and it includes a fresh water-cooling system with a heat exchanger for durability in marine environments.

ENGINE SPECIFICATIONS
Rated Output              Rated Speed       Emissions          
10.0 kW / 65mhp        3600 RPM             EPA Tier 2/3