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.
Additional information
| Horsepower |
4 HP |
| Shaft Length |
15″ (Short) |
| Starter Type |
Manual |
| Tilt & Trim |
Manual |
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
SPECS
| MODEL |
4MH |
| MODEL YEAR |
2021 |
| SKU |
4MH-21 |
| WEIGHT |
55.0 lb |
| MANUFACTURER |
Mercury |
| COUNTRY OF MANUFACTURE |
Japan |
| HORSEPOWER |
4hp |
| 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) |
| 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
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