Mercury 4hp Outboard 4MH
$903.00
The Mercury 4hp Outboard 4MH is a lightweight 4hp four-stroke outboard designed for small boats, inflatables, and sailboats. Featuring smooth throttle response, quiet through-prop exhaust, and simple tiller operation, it delivers dependable power in a compact and portable package.
| Product Condition |
New |
|---|
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The Mercury 4hp Outboard 4MH offers reliable four-stroke performance in a compact, easy-to-handle design. Built for small boats and lightweight applications, this outboard delivers smooth acceleration, responsive throttle control, and quiet operation thanks to its through-prop exhaust system.
With a 15-inch short shaft and traditional tiller steering, the 4MH is ideal for aluminum tiller boats, inflatables, jon boats, utility craft, and small sailboats.
Features and Performance
Powered by a 123cc single-cylinder four-stroke engine, the Mercury 4MH provides dependable thrust across a 4,500–5,500 RPM operating range. The carbureted fuel system ensures consistent fuel delivery, while the manual starting system keeps operation simple and maintenance straightforward.
The through-prop exhaust design significantly reduces noise, making this outboard exceptionally quiet for its class. An internal 0.3-gallon fuel tank keeps the setup clean and compact, while the integrated carry handle makes transport and installation easy.
Why You Should Buy It
If you need a lightweight yet capable outboard with quiet operation and proven reliability, the Mercury 4MH is an excellent choice. It combines efficient four-stroke performance, simple tiller control, and the trusted engineering of Mercury Marine. Ideal for recreational boating, tenders, and backup propulsion, this outboard delivers dependable performance with minimal hassle.
FAQ – Mercury 4hp Outboard 4MH
Q: What boats are suitable for the Mercury 4MH?
A: It’s ideal for aluminum tiller boats, inflatables, jon boats, utility boats, and small sailboats.
Q: Is the Mercury 4MH quiet?
A: Yes. It features a through-prop exhaust system for reduced noise and smoother operation.
Q: Does it have an internal fuel tank?
A: Yes. The outboard includes a 0.3-gallon internal fuel tank.
Q: What warranty is included?
A: The engine is backed by a Mercury Marine 3-Year Warranty.
| Specification | Details |
|---|---|
| Engine Type | Mercury 4MH Inline 1 Four Stroke |
| Horsepower | 4 hp |
| Cylinders | 1 Cylinder |
| Displacement | 123 cc |
| Fuel System | Carbureted |
| Induction System | 2-valve, pushrod |
| Shaft Length | 15” (Short) |
| Steering | Tiller |
| Starting System | Manual |
| Full Throttle RPM Range | 4,500 – 5,500 rpm |
| Weight | 57 lbs |
| Propeller | 7.4” x 7.0” 3-Blade Composite |
| Fuel Tank | Internal (0.3 gallons) |
| Warranty | Mercury Marine 3-Year Warranty |
Mercury 4MH 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




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