Twin 2010 Yamaha 250hp four stroke

Here are the specifications for Twin 2010 Yamaha F250 4-stroke outboards:

Engine Specifications

1. *Engine Type*: 4-stroke, V6

2. *Horsepower*: 2 x 250 HP (500 HP total)

3. *Displacement*: 2 x 4.2 liters (8.4 liters total)

4. *Bore x Stroke*: 96 mm x 96 mm (3.78 in x 3.78 in)

5. *Compression Ratio*: 9.0:1

6. *Fuel System*: Electronic Fuel Injection (EFI)

7. *Ignition System*: Electronic Ignition

Performance Specifications

1. *Propeller Shaft Horsepower*: 2 x 250 HP (500 HP total)

2. *Gear Ratio*: 1.75:1

3. *Propeller Rotation*: Counter-rotating

4. *Trim and Tilt*: Power trim and tilt

5. *Throttle/Shift*: Digital Electronic Controls

Physical Specifications

1. *Weight*: approximately 2 x 253 kg (557 lbs) (total: 506 kg or 1115 lbs)

2. *Length*: 635 mm (25 in)

3. *Width*: 540 mm (21.3 in)

4. *Height*: 440 mm (17.3 in)

Other Features

1. *Starter Type*: Electric

2. *Fuel Type*: Gasoline

3. *Fuel Tank Capacity*: Not included (remote fuel tank required)

4. *Fuel Consumption*: approximately 40-50 liters per hour (10.6-13.2 gallons per hour) at wide-open throttle

5. *Lubrication System*: Wet sump

6. *Corrosion Protection System*: Yamaha’s patented “EXCEL” corrosion protection system

7. *Alternator Output*: 2 x 50 amp (100 amp total)

8. *Battery Charging System*: Standard

9. *Warranty*: 3 years or 1000 hours, whichever comes first (subject to change)