SPECIFICATIONSJH Series Operation Manual 12112/054JH57 EngineNote: Density of fuel: 0.835 to 0.845 g/cm 3 at 15°C. Fuel temperature at the inlet of the fuel supply pump.Note: 1 hp metric = 0.7355 kWSpecification 4JH57Marine Gear Model KM35P ZF30M KM35A2 KM4A1 SD60 BobtailUse Pleasure useType Vertical water cooled 4-cycle diesel engineCombustion System Direct injectionAir Charging Natural aspirationNumber of Cylinders 4Bore x Stroke 88 mm x 90 mm (3.46 in. x 3.54 in.)Displacement 2.190 L (133.6 cu in.)Continuous power 38.1 kW (51.8 hp metric) / 2907 min-1Fuel stop power Output at crankshaft/engine speed41.9 kW (57 hp metric) / 3000 min-1*Output at propeller/engine speed40.2 kW (54.7 hp metric) / 3000 min-1* - -Installation Flexible mountingFuel Injection Timing Variable timing (Electronic control)Fuel Injection Pressure Variable pressure (Maximum injection pressure: 160 Mpa)Direction ofRotationCrankshaft Counterclockwise viewed from sternPropeller shaft (ahead) Clockwise viewed from stern Counterclockwise orclockwise(Bi-rotation)- -Cooling System Coolant cooling with heat exchangerLubrication System Forced lubrication systemCooling Water Capacity (coolant) Engine 6.0 L (6.34 qt), Reservoir: 0.8 L (0.85 qt)Lubricating OilCapacity(engine)Rake angle at rake angle 7° at rake angle 0°Total ** 5.0 L (5.28 qt) 5.5 L (5.81 qt)Oil pan only 4.5 L (4.76 qt) 5.0 L (5.28 qt)Effective *** 1.4 L (1.48 qt)Starting System Type ElectricStarting motor DC 12 V - 1.4 kWAC generator 12 V - 120 AEngineDimensionOverall length 870 mm(34.3 in.)950 mm(37.4 in.)868 mm(34.2 in.)926 mm(36.5 in.)802 mm(31.6 in.)802 mm(31.6 in.)Overall width 589 mm (23.2 in.)Overall height 630 mm (24.8 in.)Engine Dry Mass (including marine gear) 235 kg(518 lb)243 kg(536 lb)236 kg(520 lb)253 kg(558 lb)220 kg(485 lb)220 kg(485 lb)* Rating Condition: Temperature of fuel; 40°C at fuel pump inlet; ISO 8665** The “total” oil quantity includes oil in oil pan, channels, coolers and filter.*** The effective amount of oil shows the difference in maximum scale of the dipstick and minimum scale.