Yamaha 4hp Outboard F4SMHA – Compact Power You Can Rely On
Looking for a lightweight and portable outboard motor that delivers real-world power without the bulk? The Yamaha F4SMHA 4HP Outboard is your answer. Weighing only 59 lbs, it’s built for small boat applications, tenders, dinghies, and light-duty marine tasks. Its ergonomic design, easy manual start, and superior fuel economy make it a favorite among boaters who value mobility and dependability.
Whether you’re cruising to your main vessel or navigating shallow waters, this engine provides smooth performance and long-lasting Yamaha reliability.
Why Choose the Yamaha 4HP F4SMHA?
Yamaha is a global leader in outboard engine innovation, and this 4HP model showcases their commitment to compact power, superior engineering, and easy usability. Its overhead-valve (OHV) design maximizes combustion efficiency while reducing weight, helping you get the most out of every trip.
Performance and Efficiency You Can Feel
The F4SMHA’s 139cc displacement may be small, but it’s smartly engineered to offer ample torque at lower RPMs and a wide throttle range (4000 – 5000 rpm), making it responsive in various marine conditions.
Its efficient fuel consumption, quiet operation, and rugged aluminum propeller ensure low-maintenance performance that doesn’t compromise on strength.
Designed for Portability and Storage
Transport and store your engine with confidence. The F4SMHA includes:
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Built-in Carrying Handles – Both front and rear handles ensure balanced lifting.
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Resting Pads – Store it on its side without worrying about oil leakage or damage to the cowling.
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Easy Storage Oil Retention System – Prevents oil leaks during transport.
Comfortable Handling and Smooth Control
Yamaha understands that small motors should still offer superior handling. This unit features:
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Twist-Grip Throttle – Designed for smooth, responsive control.
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360° Steering – Makes maneuvering in tight spaces a breeze.
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Balanced Weight Distribution – Ensures stability during transport and operation.
Extend Your Range with Dual Fuel Options
Enjoy the freedom of choice. The F4SMHA comes with:
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Internal Fuel Tank – 0.29 gallons for short trips.
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External Fuel Line Port – Easily connect an additional fuel tank for longer range adventures.
Built for Durability and Backed by Yamaha
Invest in lasting performance. Yamaha backs the F4SMHA with a 3-Year Limited Warranty, and its design prioritizes corrosion resistance and long-term value.
From coastal waters to lakes and rivers, this motor is crafted to endure the elements.
Perfect for Light-Duty Marine Use
The Yamaha 4HP Outboard is ideal for:
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Inflatable boats
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Tenders
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Dinghies
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Small aluminum fishing boats
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Auxiliary power for sailboats
Wherever you go, the F4SMHA delivers peace of mind and consistent performance.
Specifications at a Glance
Specification | Detail |
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Engine Type | Yamaha F4SMHA, 4-Stroke OHV |
Displacement | 139cc |
Horsepower | 4HP |
Cylinders | 1 |
Shaft Length | 15” Short |
Weight | 59 lbs |
Starter | Manual |
Steering | Tiller |
Fuel Tank Capacity | 0.29 gal (Internal) |
Optional External Tank | Yes |
Tilt/Trim | 69° Tilt, -4° to +16° Trim |
Alternator Output | 6 Amp |
Warranty | Yamaha 3-Year Limited |
Standard Features
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Internal Fuel Tank
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Aluminum Propeller
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Oil Retention System for On-Side Storage
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Owner’s Manual Included
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Optional external tank connection
Interested in More Yamaha Outboards?
Browse our full range of reliable, fuel-efficient Yamaha outboard motors here.
Need help with shipping or order questions? Contact Us today!
(FAQs): Yamaha 4hp Outboard F4SMHA
1. How do I purchase the Yamaha 4HP F4SMHA Outboard from your site?
You can add the product to your cart and proceed to checkout. If you need help with payment or shipping, contact us directly, and we’ll assist you.
2. Can I request international shipping for this motor?
Yes, we offer international shipping. Simply reach out to our customer service with your destination and we’ll provide a quote and estimated delivery timeframe.
3. How do I maintain this outboard engine for long-term use?
Regular maintenance includes changing the oil, checking the spark plug, flushing the engine after saltwater use, and storing it in a dry place. Yamaha’s manuals make it easy to follow a schedule.
4. What kind of boat is best suited for a 4HP outboard motor?
This motor is ideal for dinghies, small inflatables, tenders, and small jon boats. It’s best used for calm waters or short trips with limited passenger loads.
5. How fuel-efficient is the Yamaha 4HP F4SMHA?
Thanks to its small displacement and OHV design, it’s extremely fuel-efficient. It can run for hours on its internal 0.29-gallon tank, with the option to connect an external tank for longer trips.
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