Yamaha F4SMHA 2025

Yamaha F4SMHA Outboard

Compact, portable, and reliable — the Yamaha F4SMHA is the perfect solution for small boats, tenders, and jon boats. This lightweight 4HP four-stroke outboard delivers smooth, quiet power while being easy to carry, store, and mount. Yamaha’s legendary engineering ensures dependable performance whether you’re fishing, cruising, or using it as a kicker motor.

Key Features:

4HP, 1-cylinder, 4-stroke engine

Manual start with tiller handle steering

15' short shaft design

Forward/Neutral gearshift for simple operation

Lightweight and portable at just over 50 lbs, with built-in carrying handles

Large built-in fuel tank for convenience, with option for external fuel line connection

Easy maintenance and proven Yamaha reliability

The Yamaha F4SMHA combines portability and performance in one of the most trusted small outboards on the market — perfect for boaters who need a lightweight and dependable motor. Engine Type: Single-Cylinder
Bore x Stroke: Bore: 2.44 in. (62 mm); Stroke: 1.81 in. (46 mm)
Displacement: 8.5 cu. in. (139 cc)
Starting: Pull
Trim Method: Manual
Propshaft Horsepower: 4 bhp; 3 kW
Fuel Induction: Carburetor
Alternator: 6
Cooling: Water (Open Loop)
Steering: Tiller

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