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PORTABLE SERIES

Honda's smaller engines come in a range of sizes to match just the right power with your needs. From canoes, small tender and inflatables, to aluminum fishing boats and sailboats, Honda has you covered with engines that are dependable, quiet and easy to operate.

Specifications

Model BF20 BF15 BF9.9
Engine
Type 4-Stroke SOHC
2 Cylinders/4 Valves
4-Stroke SOHC
2 Cylinders/4 Valves
4-Stroke SOHC
2 Cylinders/4 Valves
Displacement 350 cc
(21.5 cubic inches)
350 cc
(21.5 cubic inches)
222 cc
(13.5 cubic inches)
Bore & Stroke 59 mm x 64 mm
(2.3 in x 2.5 in)
59 mm x 64 mm
(2.3 in x 2.5 in)
58 mm x 42 mm
(2.3 in x 1.7 in)
Full Throttle RPM Range 5,000-6,000 RPM 4,500-5,500 RPM 5,000-6,000 RPM
Rated Power 20 HP @ 5,500 RPM 15 HP @ 5,000 RPM 9.9 HP @ 5,500 RPM
Cooling System Water Cooled Water Cooled Water Cooled
Fuel Delivery 1 Carburetor 1 Carburetor 1 Carburetor
Ignition System PGM-IG PGM-IG PGM-IG
Starting System Electric/Recoil Electric/Recoil Electric/Recoil
Exhaust Through Hub Through Hub Through Hub
Drive
Gear Ratio 2.08:1 2.08:1 2.33:1
Gear Shift F-N-R F-N-R F-N-R
Equipment
Alternator
   w/voltage regulator
(Electric Start) 12-Amp (151 watt) 12-Amp (148 watt) 12-Amp (148 watt)
(Manual Start) 6-Amp (76 watt) 6-Amp (76 watt) 6-Amp (76 watt)
Propeller 4-Blade Aluminum 4-Blade Aluminum 4-Blade Aluminum
Diameter x Pitch Standard 9 1/4 in x 10 in 9 1/4 in x 10 in 9 1/4 in x 8 in
Power Thrust 10 in x 7 5/8 in 10 in x 7 5/8 in 10 in x 6 1/2 in
Power Tilt Available Available Available
Power Trim & Tilt NA NA NA
Gas-Assisted Tilt - - -
Oil Pressure Alert Standard Standard Standard
Temperature Alert Standard Standard Standard
Rev-Limiter Standard Standard Standard
Speedometer Pickup - - -
Dimensions
Overall Width 350 mm (13.8 in) 350 mm (13.8 in) 345 mm (13.6 in)
Recommended
Transom Height
(S-type) 381 mm (15 in) - -
(L-type) 508 mm (20 in) 508 mm (20 in) 508 mm (20 in)
(X-Type) - 635 mm (25 in) 635 mm (25 in)
Dry Weight (S-type) 46 kg (101 lbs) - -
(L-type) 49 kg (108 lbs) 58.5 kg (131 lbs) 44 kg (98 lbs)
(X-Type) - 61 kg (135 lbs) 48 kg (106 lbs)
Carb 2008 Rating ★★★ ★★★ ★★★
All Honda outboards are power-rated with NMMA procedures. Specifications subject to change.


Model BF8 BF5 BF2
Engine
Type 4-Stroke SOHC
2 Cylinders/4 Valves
4-Stroke SOHC
1 Cylinders/2 Valves
4-Stroke SOHC
1 Cylinders/2 Valves
Displacement 222 cc
(13.5 cubic inches)
127 cc
(7.8 cubic inches)
57 cc
(3.4 cubic inches)
Bore & Stroke 58 mm x 42 mm
(2.3 in x 1.7 in)
60 mm x 45 mm
(2.4 in x 1.8 in)
45 mm x 36 mm
(1.8 in x 1.4 in)
Full Throttle RPM Range 4,500-5,500 RPM 4,500-5,500 RPM 5,000-6,000 RPM
Rated Power 8 HP @ 5,000 RPM 5 HP @ 5,000 RPM 2 HP @ 5,500 RPM
Cooling System Water Cooled Water Cooled Forced Air
Fuel Delivery 1 Carburetor 1 Carburetor 1 Carburetor
Ignition System PGM-IG Digital CDI Transistorized Pointless
Starting System Electric/Recoil Recoil Recoil
Exhaust Through Hub Under Water,
Above Propeller
Under Water,
Above Propeller
Drive
Gear Ratio 2.33:1 2.08:1 2.40:1
Gear Shift F-N-R F-N-R 360° Pivot
Equipment
Alternator
   w/voltage regulator
(Electric Start) 12-Amp (148 watt) Optional 3-Amp (38 watt) -
(Manual Start) 6-Amp (76 watt) - -
Propeller 4-Blade Aluminum 3-Blade Aluminum 3-Blade Plastic
Diameter x Pitch Standard 9 1/4 in x 8 in 7 7/8 in x 7 1/2 in 7 1/4 in x 7 1/2 in
Power Thrust 10 in x 6 1/2 in - -
Power Tilt Available NA NA
Power Trim & Tilt NA NA NA
Gas-Assisted Tilt - NA NA
Oil Pressure Alert Standard Standard -
Temperature Alert Standard - -
Rev-Limiter Standard - -
Speedometer Pickup - - -
Dimensions
Overall Width 345 mm (13.6 in) 340 mm (13.4 in) 280 mm (11 in)
Recommended
Transom Height
(S-type) - 381 mm (15 in) 381 mm (15 in)
(L-type) 508 mm (20 in) 508 mm (20 in) 508 mm (20 in)
(X-Type) 635 mm (25 in) - -
Dry Weight (S-type) - 27 kg (60 lbs) 12 kg (27 lbs)
(L-type) 44 kg (98 lbs) 27.5 kg (61 lbs) 12.7 kg (28 lbs)
(X-Type) 49 kg (108 lbs) - -
Carb 2008 Rating ★★★ ★★★ ★★★
All Honda outboards are power-rated with NMMA procedures. Specifications subject to change.
   October  21, 2017