Yamaha F6SMHA 6HP 4-Stroke Portable Outboard – Reliable & Lightweight

The Yamaha F6SMHA 4-Stroke 6HP Portable Outboard Motor is a compact powerhouse designed for boaters seeking reliable performance in a lightweight package. Whether you’re navigating calm lakes, rivers, or coastal waters, this engine offers the perfect balance of power, efficiency, and portability.

What It Is:
The F6SMHA is a 6-horsepower, single-cylinder, 4-stroke outboard motor with a 15-inch short shaft. Weighing approximately 59 pounds (27 kg), it’s engineered for easy transport and storage, making it ideal for dinghies, small tenders, and auxiliary power for larger vessels.

How It Works:
This outboard features a 139cc engine with a carbureted fuel induction system and a manual start mechanism. The CDI ignition system ensures reliable starting, while the wet sump lubrication system maintains engine longevity. The manual tilt system provides easy adjustment for varying water conditions.

Benefits and Advantages:

• Fuel Efficiency: The 4-stroke engine consumes less fuel and produces fewer emissions compared to 2-stroke engines, making it environmentally friendly and cost-effective.

• Quiet Operation: The labyrinth exhaust system and overhead valve design contribute to a quieter, more pleasant boating experience.

• Portability: Its lightweight design, combined with ergonomic carrying handles, allows for easy transport and storage.

• Reliability: Built with Yamaha’s renowned engineering, this motor is designed to withstand the rigors of marine environments.

Safety and Responsible Usage Considerations:

• Always operate the motor in accordance with local regulations.

• Regularly inspect the fuel system and ensure all connections are secure.

• Store the motor in a dry, ventilated area when not in use.

Longevity and Maintenance Tips:

• Flush the engine with fresh water after each use in saltwater.

• Change the engine oil and inspect the spark plug regularly.

• Store the motor in one of three horizontal positions to prevent oil leaks during storage.

Composition / Key Technical Specs:

• Engine Type: Single-cylinder, 4-stroke

• Displacement: 139cc

• Horsepower: 6 HP @ 5000 RPM

• Full Throttle RPM Range: 4500–5500 RPM

• Fuel System: Carburetor

• Ignition System: CDI

• Lubrication: Wet sump

• Cooling System: Water-cooled

• Fuel Tank Capacity: 1.1L (integrated)

• Shaft Length: 15 inches (short shaft)

• Weight: 59 lbs (27 kg)

• Tilt System: Manual

• Steering: Tiller handle with 180° rotation

Typical Usage Scenarios:

• Fishing: Ideal for small fishing boats and dinghies.

• Leisure Boating: Perfect for recreational boating on calm waters.

• Commercial Applications: Suitable as an auxiliary motor for larger vessels.

For more information on Yamaha outboard motors, visit our homepage: Yamaha Outboards USA