1.200,00 €
The Yamaha 4hp Outboard F4SMHA is a compact yet powerful marine engine designed for portability, efficiency, and reliability. Perfect for small boats, tenders, and light-duty marine activities, this 4-horsepower outboard blends convenience with performance. Weighing only 59 pounds, it is easy to carry, store, and operate, making it ideal for day trips or extended adventures on the water. Whether you’re hopping to a cuddy cabin, fishing in shallow waters, or enjoying a leisurely cruise, the F4SMHA ensures smooth, consistent power wherever you go.
This portable outboard is more than just a small engine. It incorporates Yamaha’s renowned engineering, including a streamlined overhead-valve one-cylinder design, easy-grip starter handle, and built-in fuel tank with optional external tank access for extended range. If you value performance, portability, and durability, the Yamaha 4hp Outboard F4SMHA is the ultimate choice for light-duty marine propulsion.
The Yamaha 4hp Outboard F4SMHA stands out in the market due to its combination of portability, power, and innovative design. Here’s why it’s a preferred option among boating enthusiasts:
Total weight: 59 lbs
Built-in front and rear handles for easy carrying
Resting pads prevent cowling scuffs during on-side storage
This compact engine makes it simple to transport between boats or store without taking up much space.
Yamaha’s Easy Storage Oil Retention System prevents leaks
Allows safe side storage without messy oil spills
Reduces maintenance needs and prolongs engine life
This feature is particularly useful for seasonal storage or transporting the engine on trailers.
Degrees steering with dynamically balanced twist-grip throttle
Ergonomic starter handle with built-in decompression system
Smooth throttle response for effortless navigation
Even beginners can handle the F4SMHA with confidence, making it suitable for family outings and small-scale recreational boating.
Internal fuel tank: 0.29 gallons
Optional external fuel tank connection for extended range
Carbureted fuel induction system ensures consistent performance
With the option to switch between internal and external fuel sources, this engine is versatile for longer excursions.
| Specification | Details |
|---|---|
| Engine Type | Yamaha F4SMHA Four Stroke |
| Horsepower | 4 hp |
| Cylinders | 1 cylinder |
| Shaft Length | 15″ Short |
| Steering | Tiller |
| Starter | Manual |
| Weight | 59 lbs |
| Alternator Output | 6 amp |
| Degree of Tilt | 69° |
| Degree of Trim | -4° through +16° |
| Full Throttle Range | 4000 – 5000 rpm |
| Displacement | 139 cc |
| Fuel Induction | Carburetor |
| Warranty | Yamaha 3-Year Warranty |
Standard Features: Aluminum propeller, internal fuel tank, and owner’s manual included.
Investing in a Yamaha portable outboard comes with multiple advantages.
Lightweight and easy to carry: Ideal for small boats, dinghies, and tenders
Durable and reliable: Yamaha’s engineering ensures long-term performance
Low-maintenance 4-stroke engine: Efficient fuel use and reduced emissions
Flexible fuel system: Internal and optional external tank for extended trips
Easy storage: Oil retention system prevents leaks
Limited horsepower: Best suited for light-duty boating
Short shaft only: Not recommended for deep-vee or high-performance applications
Maximize your outboard’s performance with these expert tips:
Pre-ride check: Always inspect fuel, oil, and propeller before each trip.
Storage: Use the oil retention system and store the engine upright to prevent leaks.
Fuel management: For longer trips, connect an external tank and monitor fuel usage.
Throttle control: Practice smooth acceleration to maintain engine longevity.
Maintenance schedule: Follow Yamaha’s recommended 3-year service intervals for optimal performance.
The Yamaha 4hp Outboard F4SMHA excels in multiple boating scenarios:
Tender boats: Perfect for transporting passengers to and from shore
Small fishing boats: Quiet, efficient, and fuel-saving for early morning trips
Kayak or canoe motorization: Lightweight enough for easy attachment
Recreational boating: Ideal for leisure trips and small river excursions
Its combination of portability and consistent performance ensures it fits seamlessly into any light-duty marine activity.
Marine engine specialists praise the Yamaha 4hp Outboard F4SMHA for its engineering precision and portability. According to Yamaha-certified technicians:
“The F4SMHA combines ease-of-use with dependable 4-stroke performance, making it one of the most versatile portable engines in its class. It’s perfect for hobbyists, small-boat owners, and anyone needing reliable, lightweight power.”
The ergonomics, oil retention system, and fuel flexibility are frequently highlighted as standout features.
Engine reliability: Yamaha 4-stroke engines are renowned for longevity
Portability: At 59 lbs, it is one of the easiest engines to transport and store
Fuel efficiency: Carbureted 139cc engine consumes minimal fuel
Warranty coverage: 3-year warranty ensures peace of mind for recreational users
These insights confirm that the F4SMHA is a top choice for casual and semi-serious boaters alike.
For anyone seeking a portable, reliable, and efficient marine engine, the Yamaha 4hp Outboard F4SMHA is an excellent investment. Its combination of lightweight portability, user-friendly design, and durable 4-stroke performance makes it perfect for small boats, tenders, and light-duty marine applications. Yamaha’s engineering ensures smooth operation, flexible fuel management, and safe storage. Whether for fishing, leisure, or short-distance transport, this outboard delivers consistent power wherever the water takes you. Contact us
What boats are compatible with the Yamaha 4hp Outboard F4SMHA?
The F4SMHA works best with small boats, dinghies, tenders, kayaks, and lightweight canoes.
How heavy is the Yamaha 4hp Outboard F4SMHA?
This model weighs only 59 lbs, making it highly portable.
Can I use an external fuel tank with the F4SMHA?
Yes, it features an internal tank and optional connection to an external tank for extended trips.
What maintenance is required for the Yamaha 4hp Outboard F4SMHA?
Regular checks of fuel, oil, and propeller, along with Yamaha’s recommended 3-year service intervals, are sufficient.
Does this engine have an electric start?
No, the F4SMHA uses a manual starter with a built-in decompression device for easy starts.
Is the Yamaha 4hp Outboard F4SMHA suitable for saltwater?
Yes, but regular freshwater rinsing is recommended to prevent corrosion.
What is the warranty on the Yamaha 4hp Outboard F4SMHA?
Yamaha provides a 3-year warranty for this model.
How fuel-efficient is the F4SMHA?
The 139cc carbureted 4-stroke engine is highly efficient, ideal for short and medium-range trips.
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