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4BY2-150Z 4BY2-180Z

4BY2-150Z 4BY2-180Z
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MARINE DIESEL ENGINES 4BY2-150Z / 4BY2-180Z Series Configuration In line, 4-stroke cycle, water cooled diesel engine Maximum output at crankshaft * 110 kW @ 4000 rpm / 132 kW @ 4000 rpm (150 mhp @ 4000 rpm / 180 mhp @ 4000 rpm) Continuous rating output at crankshaft 102 kW (137 mhp) 3600 rpm Displacement 1.995 L (122 cu in) Bore x stroke 84 mm x 90 mm (3.31 in x 3.54 in) Cylinders 4, Common Rail with vertical injectors Combustion system Direct injection Aspiration Wastegated, turbocharged with intercooler Starting system Electric starting 12 V - 2 kW Alternator 12 V - 150 A Cooling system Fresh water cooling with heat exchanger, and sea water cooled charge air cooler Lubrication system Totally enclosed, forced lubricating system with pump Can Bus According to NMEA 2000 protocol Direction of rotation (crankshaft) Counter clockwise viewed from flywheel side Dry weight without sterndrive 258 kg (569 lbs) Environmental EU RCD, US EPA Tier 2, BSO II & EMC Engine mounting Rubber type antivibration mounts NOTE: Fuel condition: Density at 15°C = 0.84 g/cm 3; 1kW = 1.3596 mhp = 1.3410 HP * Fuel temperature 40°C at the inlet of the fuel injection pump (ISO 8665 : 2006) (For detailed line-drawings, please refer to our web-site: www.yanmarmarine.com or contact your supplier) 778 mm (30.6 in) 554 mm (21.8 in) 784.9 mm (30.9 in) 239.9 mm (9.4 in) 80 mm (3.15 in) MIN 110 mm (4.3 in) MAX 472.5 mm (18.6 in) Right side view 712.4 mm (28.0 in) Front view 239.9 mm (94.4 in) Dimensions 856.3 mm (337.1 in) 345.2 mm (13.6 in) 114 mm (4.5 in) 457.5 mm (18.0 in) 571.5 mm (225 in) 298.2 mm (117.4 in) 869.7 mm (342.40 in) 431.5 mm (17 in) 776.6 mm (30.6 in) 4BY2-150Z / 4BY2-180Z with Yanmar Sterndrive ZT370 www.yanmarmarine.com

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(Output is according ISO 8665 - Output includes +/- 3% tolerance) Power Torque 120 80 90 60 60 40 Propellor power curve 30 20 0 0 1500 2000 2500 3000 3500 4000 35 250 300 200 250 150 200 150 100 100 Fuel Consumption L/hr 100 10 350 Crankshaft Torque lb-ft 150 Maximum output at crankshaft Crankshaft Torque Nm 120 1000 Fuel Consumption 40 400 180 Output (crankshaft/propeller shaft) mhp Output (crankshaft/propeller shaft) kW 140 8 30 25 6 20 4 15 10 2 50 50 5 0 1000 Fuel Consumption gal/hr Performance Curves 0 0 1500 2000 2500 3000 3500 1000 4000 0 1500 2000 Crankshaft Speed min-1 Crankshaft...

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