Mercury 3.5hp Outboard 3.5MH
$682.00
The Mercury 3.5hp Outboard 3.5MH four-stroke outboard designed for small boats, inflatables, jon boats, and sailboats. Easy to carry and simple to operate, it offers smooth power delivery, reliable manual starting, and excellent maneuverability.
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Overview Mercury 3.5hp Outboard 3.5MH
The Mercury 3.5hp Outboard 3.5MH packs dependable four-stroke performance into a highly portable design. Weighing just 41 lbs, this compact outboard is easy to transport, mount, and store, making it a practical choice for aluminum tiller boats, inflatables, utility craft, jon boats, and small sailboats.
Built for simplicity and reliability, the 3.5MH provides responsive throttle control, low vibration, and consistent power—ideal for everyday boating and tender use.
Features and Performance
Powered by an 85cc single-cylinder four-stroke engine, the Mercury 3.5MH delivers efficient thrust across its 5,000–6,000 RPM operating range. The carbureted fuel system ensures dependable fuel delivery, while the manual starting system keeps operation straightforward and maintenance minimal.
A 360-degree tiller steering handle allows precise maneuvering in tight areas, and the short 15” shaft is well suited for smaller transoms. The built-in 0.3-gallon internal fuel tank keeps the setup clean and compact, while the integrated carry handle enhances portability.
Why You Should Buy it
If you’re looking for lightweight power with easy handling, the Mercury 3.5MH is an excellent solution. It offers compact four-stroke efficiency, simple operation, and the trusted engineering of Mercury Marine. Ideal for tenders, inflatables, and small recreational boats, this outboard delivers reliable performance without unnecessary complexity.
| Specification | Details |
|---|---|
| Engine Type | Mercury 3.5MH Inline 1 Four Stroke |
| Horsepower | 3.5 hp |
| Cylinders | 1 Cylinder |
| Displacement | 85 cc |
| Fuel System | Carbureted |
| Induction System | 2-valve, pushrod |
| Shaft Length | 15” (Short) |
| Steering | Tiller with 360° Turning |
| Starting System | Manual |
| Full Throttle RPM Range | 5,000 – 6,000 rpm |
| Weight | 41 lbs |
| Propeller | 7.4” x 7.0” 3-Blade Composite |
| Fuel Tank | Internal (0.3 gallons) |
| Warranty | Mercury Marine 3-Year Warranty |
- Mercury 3.5MH Outboard Motor
- 3-blade composite propeller
- Internal fuel tank (0.3 gallons)
- Integrated carry handle
- Service tool kit & parts
- Stop switch lanyard
- Owner’s manual
Frequently Asked Questions About Mercury 3.5hp Outboard 3.5MH
What is the Mercury 3.5hp Outboard 3.5MH designed for?
The Mercury 3.5hp Outboard 3.5MH is intended for small boats, inflatables, jon boats, and sailboats. The row highlights 3.5 hp, Mercury 3.5MH Inline 1 Four Stroke, tiller with 360° turning, and a 15” (Short) shaft for a clearly defined operating setup.
How is this portable outboard configured for everyday use?
This outboard is listed with 3.5 hp, Mercury 3.5MH Inline 1 Four Stroke, and 1 cylinder. The specification row adds 85 cc of displacement and carbureted fuel delivery, which helps buyers compare how this motor is set up for smooth, straightforward operation.
What onboard control details stand out on this model?
This model is listed with a 15” (Short) shaft, Tiller with 360° Turning steering, and Manual starting. Those details matter because they help buyers judge transom fit, helm style, and everyday operating convenience before choosing controls or rigging.
What everyday-use details stand out on this motor?
This portable outboard stays easy to manage because weight is listed at 41 lbs, the fuel tank is Internal (0.3 gallons), and an integrated carry handle is included. That supports quick transport and straightforward setup for the kinds of small-boat use described in the row.

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