8LV-320Z 8LV-370Z
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Catalog excerpts

8LV-320Z  8LV-370Z - 1

MARINE DIESEL ENGINES 8LV-320Z / 8LV-370Z Configuration 4-stroke, vertical, water cooled diesel engine Maximum output at crankshaft according ISO 8665:2006 235 kW @ 3.800 rpm / 272 kW @ 3.800 rpm (320 mhp @ 3.800 rpm) / (370 mhp @ 3.800 rpm) Continuous rating output at crankshaft 214 kW @ 3,683 rpm / 248 kW @ 3.683 rpm Displacement 4,46 Ltr (272,24 cu in) Bore x stroke 86 mm x 96 mm (3.38 in x 3.78 in) Cylinders 8 in V-90° Combustion system Direct injection Common-rail system Compression Ratio 15:8 Low Idle rpm 550 rpm Aspiration Turbocharged with twin TC Electric system 12V Alternator 12V - 180A Start-assist Glow-plug system Cooling system Fresh water cooling by centrifugal fresh water pump Sea water cooling by rubber impeller seawater pump Lubrication system Enclosed, forced lubricating system Direction of rotation (crankshaft) Counter clockwise viewed from flywheel side Dry weight without sterndrive 435 Kg (959 Lbs) Environmental EU RCD, *EPA TIER 3, EMC Engine mounting Series Rubber type flexible mounting NOTE: Fuel condition: Density at 15°C = 0.84 g/cm3 Fuel temperature 40°C at the inlet of the fuel injection pump (ISO 8665:2006) Dimensions (For detailed line-drawings, please refer to our web-site: www.yanmarmarine.com or contact your supplier) * Engine is capable of meeting EPA Tier 3 emission regulations Gear view Right side view SEA WATER OUTLET O.D. Ø38 mm (1.5 in) 601 mm (23.67 in) 450 (17.72 in) EXHAUST OUTLET POWER STEERING OIL TANK LUBE. OIL FILTER FUEL FILTER 15 mm ( 0.59 in) 15 mm (0.59 in) 224 mm (8.82 in) 400 mm (15.75 in) 592.2 mm (23.31 in) 45° 432 mm (17 in) DIRECTION OF ROTATION 170 mm 167 mm (6.69 in) (6.57 in) 591 mm (23.27 in) 492.5 mm (19.39 in) 1179 mm (46.42 in) OIL DRAIN PLUG M12x1.25 DEPTH 12.5 8LV-320Z / 8LV-370Z www.yanmarmarine.com

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8LV-320Z  8LV-370Z - 2

(Output is according ISO 8665) Power 8LV-370 Torque 8LV-370 300 800 Maximum output at propeller shaft 250 200 150 100 Propellor power curve 50 70 700 600 500 400 Fuel Consumption L/hr 350 80 Crankshaft Torque lb-ft Maximum output at crankshaft Crankshaft Torque Nm Output (crankshaft/propeller shaft) mhp Output (crankshaft/propeller shaft) kW Fuel Consumption 8LV-370 900 400 300 1000 1500 2000 2500 3000 3500 4000 60 50 40 30 20 10 0 200 0 Fuel Consumption gal/hr Performance Curves 1000 1500 2000 2500 3000 3500 4000 1000 1500 -1 -1 2000 2500 3000 3500 4000 Crankshaft Speed min-1 Crankshaft...

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