Honda BF40 HP Outboard

A Class Of Their Own

The BF40 is an outstanding combination of Honda's legendary four-stroke engineering and up-to-date outboard innovations. The result is the lightest, most compact engine in it's class, complete with unparalleled features and technology. Like BLAST, Programmed Electronic Fuel Injection, and Lean Burn Control. Add in Honda's industry leading 5-Year Non-Declining Warranty, and you can see why the BF40 is a stand-out favorite.


Always wear a personal flotation device while boating and read your owner's manual.


Type 4-Stroke SOHC, 3 Cylinder, 2 Valves/Cyl.
Displacement 808 cc (49.4 cubic inches)
Bore & Stroke 70 mm x 70 mm (2.8 x 2.8 inches)
Full Throttle RPM Range 5,000-6,000 RPM
Rated Power 40 HP @ 5,500 RPM
Cooling System Water Cooled
Fuel Delivery Programmed Fuel Injection
Ignition System MicroComputer Programmed
Starting System Electric
Exhaust Through Hub
Lubrication Wet Sump
Trim Range -4° to +16°
Tilt Range 63°


Gear Ratio 2.08:1
Gear Shift F-N-R
Alternator (Electric Start) 22-Amp (275 watt)
Battery Charging Power 17 Amps
Propeller Optional
Power Tilt NA
Power Trim & Tilt Available
Gas Assisted Tilt Available
Oil Pressure Alert Standard
Temperature Alert Standard
Rev-Limiter Standard
Speedometer Pickup Standard


Overall Width 372 mm/14.7  inches

Transom Height

L Type 508 mm/20 in.

Dry Weight

L-Type 97 kg/214 lbs