Honda Marine BF350 Outboard Motor Technical Specifications

The Honda BF350 is an all-new, high-power V8 outboard—the first Honda V8 engine available commercially—marking the newest evolution in the company’s product line. The sleek, new model integrates a host of exclusive, innovative features that deliver premium power as well as unparalleled performance and operation for extraordinary boating experiences. Honda Marine sets another benchmark of engineering excellence with the BF350, making it the company’s flagship model and Honda Marine’s most powerful, technologically advanced outboard. The BF350 offers the target sector of 25-feet+ boats (for both pleasure and utility applications) a number of benefits including a broader, flatter torque curve; smoother power delivery throughout the engine’s operating range; ergonomically designed controls; excellent fuel efficiency; and improved reliability, ease-of-use, maintenance and ownership. Whether boaters are weekend cruisers or commercial users, the all-new BF350 V8 motor delivers what every marine enthusiast wants—maximum time on the water.

 

ENGINE

Engine Type

4-Stroke SOHC 8-cylinder / 32 Valves

Displacement (cc / cubic in.)

4952 / 302

Bore x Stroke (mm / in.)

89 x 99.5 / 3.5 x 3.9

Compression Ratio

10:1

Full Throttle RPM Range

5000-6000 RPM

Rated Power (HP@rpm)

350 HP@ 5500 RPM

Cooling System

Water Cooled

Fuel Delivery

Programmed Fuel Injection

Ignition System

Micro-Computer Programmed

Starting System / Alternator Battery Charging Power

Electric / 93 Amps Total
70 Amps

Exhaust

Through Hub

Lubrication

Wet Sump

Trim Range

-4° to +15°

Tilt Range

68°

Octane

                                                 86

Idling Engine Speed Range

650 + 50 RPM

Trolling Mode Range

Adjustable 650-1000 RPM

Cruise Control Range

650-6000 RPM

DRIVE SYSTEM

Gear Ratio

1.79:1

Gear Shift

Forward-Neutral-Reverse

DIMENSIONS

Overall Width (mm / in.)

650 / 25.6

Recommended Transom Height
          X-Type (mm / in.)
          U-Type (mm / in.)         

 

635 / 25
762 / 30

Dry Weight (without propeller)
X-Type (kg / lbs.)
U-Type (kg / lbs.)

 

347 / 765
352 / 776

EQUIPMENT

 

Propeller

Optional (on average, propeller adds 8 kg [17.6 lbs.]
to overall weight, depending on model)

Trim Support    

Standard

Automatic Tilt

Standard

Oil Pressure Alert

Standard

Temperature Alert

Standard

Rev-Limiter

Standard