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Outboard engine BF40 - 50
gasolineboatingrecreational

Outboard engine - BF40 - 50 - Honda Marine France - gasoline / boating / recreational
Outboard engine - BF40 - 50 - Honda Marine France - gasoline / boating / recreational
Outboard engine - BF40 - 50 - Honda Marine France - gasoline / boating / recreational - image - 2
Outboard engine - BF40 - 50 - Honda Marine France - gasoline / boating / recreational - image - 3
Outboard engine - BF40 - 50 - Honda Marine France - gasoline / boating / recreational - image - 4
Outboard engine - BF40 - 50 - Honda Marine France - gasoline / boating / recreational - image - 5
Outboard engine - BF40 - 50 - Honda Marine France - gasoline / boating / recreational - image - 6
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Characteristics

Type
outboard
Power source
gasoline
Market
boating, for boat, recreational
Engine type
in-line
Cooling system
water-cooled
Ignition
electric start
Other characteristics
outboard engine cycle
Power

36.8 kW
(50 hp)

Displacement

808 cm³
(27 US fl oz)

Number of cylinders

3 unit

Engine speed

Min.: 5,500 rpm
(34,558 rad.min-1)

Max.: 6,000 rpm
(37,699 rad.min-1)

Bore

70 mm
(2.8 in)

Stroke

70 mm
(2.8 in)

Length

694 mm
(27 in)

Width

372 mm
(15 in)

Height

1,258 mm
(50 in)

Weight

98 kg
(216 lb)

Description

Overview
The BF40 and BF50 are lightweight, compact 3-cylinder 808 cc outboard engines delivering high torque and features suited to a variety of boat types.

Key points
  • Perfect trim: power tilt and trim optimize fuel economy and performance.
  • Improved fuel economy: reliable electronic fuel injection optimized by the ECOmo system.
  • Top performance: increased low-end torque (BLAST™) combined with ECOmo for strong acceleration and excellent fuel efficiency.
  • High-output alternator delivering 22 amps to maintain batteries and power onboard electronics.
  • Smooth, quiet operation with precise control, ideal for fishing and trolling.

Technologies
  • Honda BLAST™: ignition timing that boosts low-end torque for quicker planing and instant acceleration.
  • ECOmo: lean-burn control that optimizes fuel efficiency by adjusting the air/fuel ratio according to load and speed (PGM-FI can lean the mixture by up to 20% at cruising).
  • Plug-and-play electronics: NMEA2000® compatibility for engine RPM, temperature, fuel consumption and other parameters on compatible multifunction displays.
  • Protection and safety: overheat warning, rev limiter, freshwater flush port for easy maintenance and engine reliability.

Main specifications
Cylinders: 3
Displacement: 808 cc
Valves: 6
Engine type: OHC

Features / technical specifications
  • Architecture: inline 3-cylinder, lightweight and compact engine.
  • Displacement: 808 cc.
  • Valves: 6.
  • Type: OHC (Overhead Cam).
  • High low-end torque for excellent acceleration.
  • BLAST™ technology to aid planing and improve initial acceleration.
  • ECOmo system and PGM-FI electronic injection to optimize fuel consumption (mixture can be leaned by up to 20% at cruising).
  • High-output alternator: 22 amps for battery charging and powering onboard equipment.
  • NMEA2000® compatibility for integration with onboard electronics (multifunction displays, sonar, navigation, etc.).
  • Integrated protection functions: overheat alert, rev limiter.
  • Freshwater flush port for maintenance and corrosion protection.
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.