Honda BF90D User Manual

58
INSTALLATION
Propeller Selection
Select the adequate propeller so that
the engine speed at full throttle is as
follows when the boat is loaded.
Engine speed varies according to the
propeller size and the boat condition.
Use of the outboard motor outside the
full throttle speed range will
adversely affect the engine and cause
serious problem. Use of the correct
propeller assures powerful
acceleration, top speed, excellency in
terms of economy and cruising
comfort, and it assures longer engine
life as well.
Consult with your authorized Honda
outboard motor dealer for proper
propeller selection.
Model
Engine speed (min
-1
(rpm))
BF75D 5,000 to 6,000
BF80A 5,000 to 6,000
BF90D 5,300 to 6,300
BF100A 5,500 to 6,300
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Honda BF90D Specifications

General

Bore & Stroke	73 mm x 89.4 mm
Horsepower	90 HP
Cooling System	Water Cooled
Starting System	Electric
Gear Ratio	2.33:1
Trim Range	-4° to +16°
Tilt Range	70°
Dry Weight	163 kg (359 lbs)
Lubrication	Wet Sump
Recommended Fuel	Unleaded Gasoline (86 Octane or higher)
Gear Shift	F-N-R
Steering	Remote
Trim Method	Power Trim and Tilt
Displacement	1496 cc
Exhaust	Through propeller
Alternator Output	44 Amps
Recommended Engine Oil	10W-30 FC-W
Shaft Length	20" or 25"
Engine Type	4-Stroke SOHC, 4 Cylinders
Fuel Delivery	Programmed Fuel Injection