Order Info
 
Back To Home > Honda Marine > Mid-Range Series

MID-RANGE SERIES

Honda's mid-sized engines are perfect for pontoons, aluminum fishing boats and bay boats. They distinguish themselves with many surprising features you just won't find on other engines, such as features for easier starting and smoother running, features for ease of operation and long term durability, and features to make your boating experience a pure pleasure.

Specifications

Model BF90* BF75 BF50*
Engine
Type 4-Stroke SOHC
4 Cylinders/16 Valves
4-Stroke SOHC
4 Cylinders/16 Valves
4-Stroke SOHC
3 Cylinders/6 Valves
Displacement 1,496 cc
(91.4 cubic inches)
1,496 cc
(91.4 cubic inches)
808 cc
(49.3 cubic inches)
Bore & Stroke 73 mm x 89.4 mm
(3.0 in x 3.5 in)
73 mm x 89.4 mm
(3.0 in x 3.5 in)
70 mm x 70 mm
(2.8 in x 2.8 in)
Full Throttle RPM Range 5,300-6,300 RPM 5,000-6,000 RPM 5,500-6,000 RPM
Rated Power 90 HP @ 5,800 RPM 75 HP @ 5,500 RPM 50 HP @ 6,000 RPM
Cooling System Water Cooled Water Cooled Water Cooled
Fuel Delivery Programmed
Fuel Injection
Programmed
Fuel Injection
3 Carburetors
Ignition System Microcomputer
Programmed
Microcomputer
Programmed
PGM-IG
Starting System Electric Electric Electric
Exhaust Through Hub Through Hub Through Hub
Drive
Gear Ratio 2.33:1 2.33:1 2.09:1
Gear Shift F-N-R F-N-R F-N-R
Equipment
Alternator
   w/voltage regulator
(Electric Start) 44-Amp (554 watt) 44-Amp (554 watt) 10-Amp (126 watt)
(Manual Start) - - -
Propeller Optional Optional Optional
Diameter x Pitch (Standard) - - -
Power Tilt NA NA NA
Power Trim & Tilt Standard Standard Available
Gas-Assisted Tilt NA NA Available
Oil Pressure Alert Standard Standard Standard
Temperature Alert Standard Standard Standard
Rev-Limiter Standard Standard Standard
Speedometer Pickup Standard Standard Standard
Dimensions
Overall Width 480 mm (18.9 in) 480 mm (18.9 in) 370 mm (14.6 in)
Recommended
Transom Height
(S-type) - - -
(L-type) 508 mm (20 in) 508 mm (20 in) 508 mm (20 in)
(X-Type) 635 mm (25 in) 635 mm (25 in) 635 mm (25 in)
Dry Weight (S-type) - - -
(L-type) 163 kg (359 lbs) 163 kg (359 lbs) 93 kg (205 lbs)
(X-Type) 166 kg (365 lbs) 166 kg (365 lbs) 98 kg (214 lbs)
(JD-Type) - - 92 kg (203 lbs)
Carb 2008 Rating ★★★ ★★★ ★★★
All Honda outboards are power-rated with NMMA procedures. Specifications subject to change.
*Available in jet-ready models (BF90J = 65 HP, BF50J = 35 HP).


Model BF40 BF30 BF25
Engine
Type 4-Stroke SOHC
3 Cylinders/6 Valves
4-Stroke SOHC
3 Cylinders/6 Valves
4-Stroke SOHC
3 Cylinders/6 Valves
Displacement 808 cc
(49.3 cubic inches)
552 cc
(33.7 cubic inches)
552 cc
(33.7 cubic inches)
Bore & Stroke 70 mm x 70 mm
(2.8 in x 2.8 in)
61 mm x 63 mm
(2.4 in x 2.5 in)
61 mm x 63 mm
(2.4 in x 2.5 in)
Full Throttle RPM Range 5,000-6,000 RPM 5,000-6,000 RPM 5,000-6,000 RPM
Rated Power 40 HP @ 5,500 RPM 30 HP @ 6,000 RPM 25 HP @ 5,500 RPM
Cooling System Water Cooled Water Cooled Water Cooled
Fuel Delivery 3 Carburetors 3 Carburetors 3 Carburetors
Ignition System PGM-IG PGM-IG PGM-IG
Starting System Electric Electric/Recoil Electric/Recoil
Exhaust Through Hub Through Hub Through Hub
Drive
Gear Ratio 2.09:1 2.08:1 2.08:1
Gear Shift F-N-R F-N-R F-N-R
Equipment
Alternator
   w/voltage regulator
(Electric Start) 10-Amp (126 watt) 10-Amp (126 watt) 10-Amp (126 watt)
(Manual Start) - 4-Amp (50 watt) 4-Amp (50 watt)
Propeller Optional 3-Blade Aluminum 3-Blade Aluminum
Diameter x Pitch (Standard) - 9 7/8 in x 12 in 9 1/4 in x 12 in
Power Tilt NA NA NA
Power Trim & Tilt Available Available Available
Gas-Assisted Tilt Available Available Available
Oil Pressure Alert Standard Standard Standard
Temperature Alert Standard Standard Standard
Rev-Limiter Standard Standard Standard
Speedometer Pickup Standard - -
Dimensions
Overall Width 370 mm (14.6 in) 375 mm (14.8 in) 375 mm (14.8 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) - - -
Dry Weight (S-type) - 79 kg (174 lbs) 70.5 kg (155 lbs)
(L-type) 93 kg (205 lbs) 72.5 kg (160 lbs) 72.5 kg (160 lbs)
(X-Type) - - -
(JD-Type) - - -
Carb 2008 Rating ★★★ ★★★ ★★★
All Honda outboards are power-rated with NMMA procedures. Specifications subject to change.
   November  22, 2017