| Brand |
NISSAN
|
Yamaha
|
| Model |
NSF20
|
F20B
|
|
Power
|
20HP
|
20HP
|
|
Rated Speed
|
5400r/min
|
5000r/min
|
|
Cylinders Arrangement/Number
|
2
|
2
|
|
Displacement
|
351cm3
|
362cm3
|
|
Weight
|
52kg
|
51.7kg
|
|
Bore
|
61mm
|
63mm
|
|
Stroke
|
60mm
|
58.1mm
|
|
Cooling
|
Thermostat Controlled
|
|
|
Gear Ratio
|
2.15:1
|
2.08:1
|
|
ShaftLength
|
15 or 20/381 or 508(in/mm)
|
(in/mm)
|
|
Gears
|
F N R
|
F N R
|
|
Alternator
|
Optional: 12V, 145W, 12A (standard on Elect Start Models)
|
12V - 10A
|
|
Ignition
|
Digital CD Ignition
|
CDI/Computer
|
|
Starter
|
Electric &Manual or Manual
|
Manual (BM), Electric (BE)
|
|
Exhaust
|
Through prop
|
|
|
Trim
|
Optional: Power tilt (Remote models only)
|
Manual (BM) (0, 4, 8 and 12 degrees), Power Tilt (BE)
|
|
FuelInduction
|
|
1 carb.
|
|
Lubrication
|
|
Wet sump
|
|
Steering
|
Remote or Tiller
|
|
|
Engine Type
|
20 HP 4-STROKE
|
20 HP 4-STROKE
|
|
Outboard
|
Outboard
|
Outboard
|
