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Here are the specifications for the 2000 Suzuki 70 HP 4-Stroke Outboard Engine (OEM):

Engine Specifications
– Model: DF70
– Type: 4-stroke, in-line 4-cylinder
– Number of Cylinders: 4
– Displacement: 999 cc (61.0 cu in)
– Bore x Stroke: 80 mm x 78 mm (3.15 in x 3.07 in)
– Compression Ratio : 9.5:1
– Maximum Output : 70 HP (51.5 kW) at 5,500 RPM
– Maximum Torque : 118 Nm (87 lb-ft) at approximately 3,750 RPM

Fuel System
– Fuel Delivery System : Multi-point Electronic Fuel Injection (EFI)
– Fuel Type : Unleaded gasoline (recommended octane: 87 or higher)

Lubrication
– System: Wet sump

Cooling System
– Type: Water-cooled with thermostat

Exhaust System
– Type: Through propeller exhaust

Ignition System
– System: Transistorized ignition (TSDI)
– Starting System: Electric start (manual start as an option)

– Gear Ratio: 2.38:1

Trim and Tilt
– Type: Power tilt and trim

Propeller
– Propeller Shaft Length : Available in 20 inches (long shaft) and 25 inches (extra long shaft)

Dimensions and Weight
– Weight: Approximately 126 kg (278 lbs) for the long shaft version
– Overall Dimensions:
– Width: Approximately 43 cm (17 in)
– Height: Approximately 111 cm (43.7 in)
– Length varies by shaft type, typically around 113 cm (44.5 in) for the long shaft version

Additional Features
– Cooling System: Water-cooled with an integrated water pump for effective cooling.