Nanni N3.21

The Nanni N3.21 is a 21 HP marine diesel engine , offering a reliable and efficient power source for sailboats, sloops, and small motorboats. Built on a proven Kubota engine block , this 3-cylinder diesel delivers smooth operation, excellent fuel efficiency, and easy maintenance thanks to its mechanical indirect injection system . Key Specifications: Power Output: 14.61 kW (19.6 HP) at the crankshaft Engine Displacement: 0.719 L (44 in³) Configuration: 3-cylinder, in-line Type: 4-stroke diesel Bore & Stroke: 67 x 68 mm (2.64 x 2.68 in) Compression Ratio: 23.5:1 Rated RPM: 3600 Idle Speed: 1050 RPM Peak Torque: 44.1 Nm at 2450 RPM