The Mercury 9.9hp Model # 9.9MLH outboard motor is lightweight, compact, powerful, and portable making it the perfect outboard for skiffs and small pontoons. The Mercury 9.9 HP outboard engine is a two cylinder four-stroke marine engine that delivers the fuel efficiency and smooth quiet ride Mercury outboards are known for. This 84 lb. Mercury 9.9 HP Outboard Model # 9.9MLH comes equipped with a manual start and 20 inch long shaft, factory 3 year warranty, auto ratchet manual tilt, and tiller steering.
Additional information
| Horsepower | 9.9 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 and Trim Tab
- Tiller Integrated F-N-R Gear Shifting
- Adjustable Steering Tension Control
- Twist-Grip Throttle with Tension Control
- Thermostat Controlled Water Cooling
- Auto Ratchet Trim System (5 positions)
- Shallow Water Drive
- Quiet Through-Propeller-Hub Exhaust
- 3.2 Gallon Fuel Tank and Fuel Line
- 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 | 9.9MLH |
|---|---|
| MODEL YEAR | 2021 |
| SKU | 9.9MLH-21 |
| WEIGHT | 84.0 lb |
| MANUFACTURER | Mercury |
| COUNTRY OF MANUFACTURE | Japan |
| HORSEPOWER | 9.9hp |
| SHAFT LENGTH | 20″ (Long) |
| STEERING | Tiller |
| STARTING | Manual |
| TRIM & TILT | Manual |
| FUEL DELIVERY | Carburetor |
| FUEL TANK | External |
| CYLINDER(S) | 2 |
| DISPLACEMENT | 12.8 ci (208 cc) |
| BORE AND STROKE | 2.16 x 1.73 in. (55 x 44 mm) |
| FULL THROTTLE RPM RANGE | 5,000 – 6,000 |
| IGNITION SYSTEM | CDI with electronic spark advance |
| INDUCTION SCAVENGING | SOHC |
| VALVES PER CYLINDER | 2 |
| FUEL TYPE | 87 Octane (up to 10% ethanol content) |
| FUEL TANK / FUEL LINE | 3.2 Gal. Fuel Tank + Quick Connect Fuel Line |
| OIL TYPE | SAE 10W-30 (Mercury 4-Stroke Outboard Oil) |
| OIL CAPACITY | 27 fl. Oz. (800 ml) |
| LUBRICATION | Trochoid Pump |
| ALTERNATOR | Optional 12V 76W 6A (installation required) |
| COOLING SYSTEM | Water-cooled with thermostat |
| SALTWATER RATED | Yes |
| GEAR RATIO | 2.08:1 |
| GEAR SHIFT | Forward-Neutral-Reverse (shift in tiller handle) |
| PROPELLER | 8.5″ Diameter X 8.0″ Pitch 3-Blade Aluminum |
IN THE BOX
- Fuel Tank (3.2 gallon)
- Quick Connect Fuel Line
- Mercury 3-Year Warranty
- Aluminum Propeller
- Mercury 4-Stroke Oil
- Owner’s Manual & Tool Kit

2021 HONDA 15 HP BF15D3LHS Outboard Motor
2021 Suzuki 15 HP DF15AS3 Outboard Motor
SALE - Mercury 9.9HP 9.9ELH Outboard | Special Stock
Yamaha Outboards 40HP F40JEHA
Honda 8HP Power Thrust Portable Outboard | BFP8DK3XHS
Honda 140HP iST | BF140ALDA
Yamaha Outboards 9.9HP High Thrust T9.9LPHB
2021 HONDA 2.3 HP BF2.3DHLCH Outboard Motor
Yamaha 20HP | F20LWPB
2021 HONDA 9.9 HP BF10D3SH Outboard Motor
Yamaha 150HP | VF150LA V MAX SHO
Mercury 4HP 4MLH Outboard
2021 HONDA 15 HP BF15D3SHS Outboard Motor
Mercury Verado 400HP XXL Outboard White | Boat Specialists
2021 HONDA 9.9 HP BFP10D3LHT Power Thrust Outboard Motor
2021 HONDA 9.9 HP BFP10D3XHT Power Thrust Outboard Motor
2021 Suzuki 9.9 HP DF9.9BTHS3 Outboard Motor
2021 HONDA 5 HP BF5DHSHNA Outboard Motor
Yamaha 250HP | F250XB
Yamaha 40HP | F40LEHA
2017 Yamaha F15 LMHA Outboard Motor
2020 Yamaha 4 HP F4SMHA Outboard Motor
2021 HONDA 9.9 HP BF10DK3LH Outboard Motor
Yamaha Outboards 6HP F6LMHA
2021 HONDA 8 HP BF8DK3SHA Outboard Motor
Yamaha 2.5HP | F2.5LMHB
Honda Marine BF150AK2XC X-Type, 25 in. Shaft
2021 HONDA 8 HP BFP8DK3XHS Power Thrust Outboard Motor
Yamaha Outboards 40HP F40JEA
2021 HONDA 5 HP BF5DHLHNA Outboard Motor
2021 Mercury 3.5 HP MLH Outboard Motor
2021 HONDA 15 HP BF15D3SH Outboard Motor
Achilles LEX Series Inflatable Boat | LEX-77 2022
Mercury 4HP 4MH Outboard
Mercury 8HP 8EH Outboard
2019 Honda 100 HP BF100A1XRT Outboard Motor
Mercury 2.5HP 2.5MH Outboard
Mercury 5HP 5MLHA Sail Power Outboard
2021 HONDA 2.3 HP BF2.3DHSCH Outboard Motor 