Yanmar type8SY-STP

The Powerful Gem

Configuration

4-stroke, vertical, water cooled marine diesel engine

Maximum output at crankshaft

* 662 kW (900 mhp) / 2300 rpm

Continuous rating output at crankshaft

482 kW (655 mhp) / 2100 rpm

Displacement

15.6 L (952 cu in)

Bore x stroke

127 mm x 154 mm (5.0 in x 6.1 in)

Cylinders

V8-type 90°

Combustion system

Direct injection

Aspiration

Turbocharged with charge air cooler

Starting system

Electric starting 24 V - 6.7 kW (2 pole)

Alternator

24 V - 140 A (2 pole)

Cooling system

Fresh water cooling by centrifugal fresh water pump and rubber impeller seawater pump

Lubrication system

Enclosed, forced lubricating system

Direction of rotation (crankshaft)

Counter clockwise viewed from stern

Dry weight without gear

1650 kg (3650 lbs)

Environmental

EPA II, BSO II, SAV, EMC compliant and meets the EU comprehensive emissions regulations effective from 2006

Engine mounting

Rubber type flexible 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) Technical data is according to ISO 8665 / 3046

Dimensions

(For detailed line-drawings, please refer to our web-site: www.yanmarmarine.com or contact your supplier)

Rear view Right side view

1069 mm (42 in) n 314 mm (12.4 in) max. 151 mm (5.9 in)min. 145 mm (5.7 in) 1236 mm (48.7 in)1253.5 mm (49.4 in) 277.1 mm (8.9 in) 860 mm (33.9 in) 1809 mm (71.2 in) 1172 mm (46.1 in)578 (22.8 in)594 mm (23.4 in) 8SY-STP w/ TD MG 5114 IV marine gear