1. General 2-2R1 Official engine model name unit 2YM15 Company internal model name - 2YM15 2YM15C Marine gear model - KM2P-1 SD20 Use - Pleasure use Type - Vertical water cooled 4 cycle diesel engine Combustion system - Indirect injection Air charging - Naturally aspirated Number of cylinders - 2 Bore x stroke mm(inch) 70 x 74 (2.76 x 2.91) Displacement L 0.570 Continuous power Output at crankshaft / Engine speed kW(HP)/ min-1 9.4(12.8) / 3489 (at Fuel temp. 25°C) * Fuel stop power Output at crankshaft / Engine speed kW(HP)/ min-1 10.3(14.0) / 3600 (at Fuel temp. 25°C) * 10.0(13.6) / 3600 (at Fuel temp.
40°C) ** Output at propeller shaft / Engine speed kW(HP)/ min-1 10.0(13.6) / 3600 (at Fuel temp. 25°C) * 9.7(13.2) / 3600 (at Fuel temp. 40°C) ** Installation - Flexible mounting Fuel injection timing deg b.T.D.C. FID 21±1 (FIC-Air : 23±1) Fuel injection opening pressure MPa (kgf/cm2) 12.3+0.98/ (125+10/ ) -0 -0 Main power take off - At Flywheel side Direction of rotation Crankshaft - Counter-clockwise viewed from stern Propeller shaft (Ahead) - Clockwise viewed from stern Cooling system - Fresh water cooling with heat exchanger Lubrication system - Complete enclosed forced lubrication Cooling water capacity (fresh water) L(quart) Engine:3.0 (3.2), Coolant recovery tank :
0.8 (0.8) Lubricating oil capacity (engine) Rake angle deg. at rake angle 8 deg. at rake angle 0 deg. Total (Note 4) L(quart) 2.0 0/ -0.2 (2.1 0/ ) -0.2 1.8 0/ -0.2 (1.9 0/ ) -0.2 Effective (Note 5) 0.95 (1.0) 1.5 (1.6) Starting system Type - Electric Starting motor V-kW DC 12V-1.4 kW AC generator V-A 12V-60A (12V-80A optional) Engine Dimension Overall length mm(inch) 613 (24.1) 613 (24.1) Overall width 463 (18.2) 463 (18.2) Overall height 528 (20.8) 528 (20.8) Engine dry mass (include marine gear) kg 115 134 (with SD20)