Skip to content 
2026 Mercury 4 HP 4MH Outboard Motor
The Mercury 4hp outboard motor models are perfect for small fishing boats, small t sized inflatables and sailboat auxiliary power. The Mercury 4 HP outboard engine model # 4MH is compact and lightweight and comes equipped with the short 15 inch shaft, manual start, tiller steering and full forward-neutral-reverse gears with twist grip throttle, Mercury 4hp models feature an integrated 1 liter fuel tank for real portability. External tank connection is standard which makes adding an external fuel tank and line quick and easy.
Features
- Compact and Lightweight
- Digital CD Ignition with Spark Advance
- High Grade Marine Alloy Construction
- Stainless Steel Water Pump Housing
- Zinc Coated Water Passages
- Rated for Saltwater Use
- Sacrificial Zinc Anodes
- Forward-Neutral-Reverse Gear Shift
- Adjustable Steering Tension Control
- Forward Mounted Gear Shift Selector
- Twist-Grip Throttle with Tension Control
- Integrated Carry Handle
- Thermostat Controlled Water Cooling
- Shallow Water Drive; 6 Trim Positions
- Quiet Through-Propeller-Hub Exhaust
- 1.15 Liter (.30 Gallon) Integral Fuel Tank
- Start-In-Gear Protection
- Low Oil Pressure Warning Indicator
- ESG Over-Rev Protection
- Safety Lanyard Stop Switch
- Owner’s Manual
- Mercury Marine 3-Year Warranty
specifications
| MODEL | 1F04201KK |
|---|---|
| MODEL YEAR | 2026 |
| SKU | 4MH-26 |
| MANUFACTURER | Mercury |
| COUNTRY OF MANUFACTURE | Japan |
| HORSEPOWER | 4hp |
| WEIGHT | 55.0 |
| SHAFT LENGTH | 15″ (Short) |
| STEERING | Tiller |
| STARTING | Manual |
| TRIM & TILT | Manual |
| FUEL DELIVERY | Carburetor |
| FUEL TANK | Internal |
| CYLINDER(S) | 1 |
| DISPLACEMENT | 7.5/123 |
| BORE AND STROKE | 2.32 x 1.77 |
| FULL THROTTLE RPM RANGE | 4500-5500 |
| IGNITION SYSTEM | CDI |
| INDUCTION SCAVENGING | OHV |
| VALVES PER CYLINDER | 2 |
| FUEL TYPE | 87 Octane (up to 10% ethanol content) |
| FUEL TANK / FUEL LINE | 0.3 US Gallon (1.15 liter) internal tank with external connector |
| OIL TYPE | SAE 10W-30 (Mercury 4-Stroke Outboard Oil) |
| OIL CAPACITY | 15 fl. Oz. (450 ml) |
| LUBRICATION | Pressurized wet sump |
| ALTERNATOR | Optional 12V 50W 4A (installation required) |
| COOLING SYSTEM | Water-cooled w/thermostat |
| SALTWATER RATED | Yes |
| GEAR RATIO | 2.15:1 |
| GEAR SHIFT | Forward-Neutral-Reverse (forward mounted shift lever) |
| PROPELLER | 7.7″ Diameter X 7.0″ Pitch 3-Blade Aluminum |
In the Box
- Integral Fuel Tank (0.3 gal)
- Owner’s Manual
- Mercury 3-Year Warranty
- Aluminum Propeller
- Mercury 4-Stroke Oil
- Tool Kit
Related products
MERCURY OUTBOARDS
HONDA OUTBOARDS
NEW OUTBOARD INVENTORY
NEW OUTBOARD INVENTORY
MERCURY OUTBOARDS
NEW OUTBOARD INVENTORY
NEW OUTBOARD INVENTORY
NEW OUTBOARD INVENTORY
Reviews
There are no reviews yet.