Yamaha F4SMHA Outboard Motor

15-Inch Shaft | Tiller Handle | Manual Start | Manual Tilt | Gray

The Yamaha F4SMHA Outboard Motor delivers reliable, portable power in a lightweight, user-friendly package. Designed for jon boats, small inflatables, and utility applications, this 4-horsepower 4-stroke is compact, quiet, and fuel-efficient. Its convenient carry handle, built-in fuel shutoff, and oil retention system make it perfect for on-the-go use, while Yamaha’s engineering ensures dependable performance day after day.

With simple manual starting, forward-neutral-reverse shifting on the tiller, and precise control via twist-grip throttle, the F4SMHA offers smooth handling and responsive power—all in a motor that’s easy to transport and store.

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Key Features:

• 4 Horsepower, Single-Cylinder 4-Stroke Engine
  Delivers clean, efficient power with smooth low-end torque for maneuvering.
• 15-Inch Shaft Length
  Ideal for standard transom heights on small boats and inflatables.
• Twist-Grip Throttle & F-N-R Gear Shift
  Integrated into the tiller for easy, intuitive control.
• Built-In Carry Handle
  Balanced for portability and convenience during transport.
• Manual Tilt Adjustment
  Allows for shallow water operation and easy launch/retrieval.
• Oil Leakage Prevention System
  Keeps oil sealed even when the motor is laid down for storage or transport.

Need help choosing your engine? Check out our Yamaha engine guide.

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Frequently Asked Questions

Q: What type of boat is the F4SMHA best suited for?
A: It’s ideal for small jon boats, dinghies, tenders, and inflatables where portable power and easy handling are priorities.

Q: How much does the Yamaha F4SMHA weigh?
A: Approximately 59 pounds (dry weight), making it one of the lightest motors in its class with full gear-shifting capability.

Q: Can I use this motor in saltwater environments?
A: Yes. Yamaha equips all its outboards with advanced corrosion protection, including the F4SMHA, for use in both freshwater and saltwater.