Perfect choice for small fishing boats, small to medium sized inflatables and sailboats. The 58 lb. Mercury 4 HP outboard engine model 4MLH is compact, lightweight, and comes equipped with the 20 inch long shaft, manual start, tiller steering, and full forward-neutral-reverse gears and the twist grip throttle. Mercury 4hp models feature an integrated fuel tank for true portability. External tank connection is standard which makes adding an external fuel tank and line quick and easy.
Along with our discounted outboard motor prices we offer free shipping and the Mercury 3-year warranty!
Additional information
| Horsepower | 4 HP |
|---|---|
| Shaft Length | 20″ (Long) |
| 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 | 4MLH |
|---|---|
| MODEL YEAR | 2021 |
| SKU | 4MLH-21 |
| WEIGHT | 58.0 lb |
| MANUFACTURER | Mercury |
| COUNTRY OF MANUFACTURE | Japan |
| HORSEPOWER | 4hp |
| SHAFT LENGTH | 20″ (Long) |
| 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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