Yamaha 4hp Outboard | F4SMHA | Scratch & Dent | 0391

Yamaha’s 4hp portable outboard motors weigh in at as little as 59 pounds. They feature streamlined overhead-valve, one-cylinder designs. The motors’ lightweight construction, combined with built-in carrying handles, resting pads, and an oil-leak prevention system for on-side storage capability, make them truly portable. Furthermore, their efficiency, performance, and reliability make these small but powerful motors perfect for a wide range of light-duty applications, such as traveling to the cuddy on a tender. Wherever your adventures take you, you can bring along extra power with a Yamaha Portable Outboard.

Yamaha’s 139-cc 4-hp Portable Outboard

Yamaha’s 139-cc 4-hp portable outboard mirrors their OHV F6, with a couple of fewer horses. It features the same ergonomic, easy-grip starter handle with a built-in decompression device for effortless starts. The F4 also features a built-in fuel tank with the option of switchable access to an additional external tank for extended range. There’s no stopping this little brute.

Key Features:

• Easy Storage: Yamaha’s 4hp outboards feature their Easy storage Oil Retention System. This pressurized oiling system prevents leaks, enabling on-side storage.
• Comfortable Control: Incredibly nimble, the F4 features 180-degree steering with a dynamically balanced and dampened twist-grip throttle for comfort and convenient maneuverability.
• Portability and Storage: Built-in front and rear handles make these lightweight motors easy to carry. Resting pads allow for convenient on-side storage without cowling scuffs.

Motor Specifications:

• Engine Type: Yamaha F4SMHA Four Stroke
• Horsepower: 4hp
• 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: 139cc
• Fuel Induction System: Carb
• Warranty: Yamaha 3-Year Warranty

Standard Features:

• Aluminum Propeller
• Internal Fuel Tank (0.29 gallons)
• Owner’s Manual