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BF5 Honda Marine Engine

BF5 Honda Marine Engine
The BF5 combines incorporates a large number of innovative features in the lightest possible package


Performance and Efficiency

4-Stroke Design

World-renowned Honda quality combines proven reliability and superior fuel efficiency, with no oil mixing.

Large Displacement Engine

Water-cooled, single cylinder design for better low- to mid-range power.

Twist Grip Throttle

Allows for precise throttle control. A unique throttle tensioner minimizes driver fatigue.

Digital CD Ignition

Maintenance free, high-energy output for quick and easy starts.

Shallow Water Drive

An innovative shallow water drive feature lets you tilt the motor up, allowing you to easily operate in shallow areas. Shallow water drive greatly reduces the risk of engine damage.

F-N-R Gearshift

The BF5 features full forward, neutral, and reverse shifting, with neutral in-start protection.

Reliability and Durability

Low Oil Warning System

A Low Oil Warning System and rev limiter protect the engine from severe damage if the oil reaches a low level

Full Swivel Bracket Design

The full swivel bracket design reduces tiller handle vibration, increasing the engine's durability

4-Front Corrosion Protection System - Fights the elements

A patented, "Double Sealed" multi-layered paint process. Sacrificial anodes and stainless steel technology, along with waterproof connectors, all enhance corrosion protection.

Positive Lubrication

A crankshaft-driven, automotive-style trochoid oil pump ensures long-term durability of critical engine components.

Ultra Low 3 Star CARB Emissions

Environmentally conscious technology. All Honda Marine engines exceed the highest CARB 3-Star rating to meet the rigorous California Air Resource Board's standards.

Convenience and Ease of Use

Lightweight, Compact Design

The BF5's lightweight, compact design makes it perfect for small tenders and canoes. Weighing in at only 60 pounds, the BF5 is easy to transport.

Front Mount Carrying Handle

Provides superior portability and ease of installation.

Fold-Down Tiller Handle

The tiller handle’s compact design allows for easy transportation and storage.

Neutral Start Only

The BF5 incorporates a safety lockout system, which allows the engine to be started in neutral gear only.

Optional 3 amp charging system

An optional, dealer installed, 3 amp charging system provides power to accessories.

Available in both 15 and 20 inch shaft models



Type 4-Stroke OHV, 1 Cylinder/2 Valves
Displacement 127 cc (7.8 cubic inches)
Bore & Stroke 60 mm x 45 mm (2.4 x 1.8 inches)
Full Throttle RPM Range 4,500-5,500 RPM
Rated Power 5 HP @ 5,000 RPM
Cooling System Water Cooled
Fuel Delivery 1 Carburetor
Ignition System Digital CDI
Starting System Recoil
Exhaust Under Water, Above Propeller
Lubrication Wet Sump
Trim Range 5-Stage 5°-9°-13°-17°-21°
Tilt Range 70°


Gear Ratio 2.08:1
Gear Shift F-N-R


Alternator Optional 3-Amp (38 watt)
Propeller 3-Blade Aluminum
Diameter x Pitch 77/8 x 7½ inches
Oil Pressure Alert Standard
Rev-Limiter Standard


Overall Width 340 mm/13.4 inches

Dry Weight

S-Type 27 kg/60 lbs.
L-Type 27.5 kg/61 lbs.

Transom Height

S Type 381 mm/15 inches
L Type 508 mm/20 inches
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