Mercury 9.9 HP 9.9MH EFI Outboard Motor
MercuryBRAND NEW ELECTRONIC FUEL INJECTION! The new portable Mercury 9.9hp EFI outboard motor is lightweight, compact, and powerful making it a great choice for long shaft jon boats, skiffs, and small pontoons as well as auxiliary power for your sailboat. The Mercury 9.9 HP outboard engine is a two cylinder four-stroke marine engine that delivers smooth, quiet, fuel efficient power. Weighing 84 lbs., the Mercury 9.9 HP Outboard Model # 9.9MH comes equipped with a manual start and 15 inch short shaft, tiller steering and auto ratchet manual tilt. As with all new Mercury outboard motors, the factory provides a 3 year warranty that starts on the date of purchase.
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
- Start-In-Gear Protection
- Low Oil Pressure Warning Indicator
- ESG Over-Rev Protection
- Safety Lanyard Stop Switch
- Mercury Marine 3-Year Warranty
| MODEL | 1A10201LK |
|---|---|
| MODEL YEAR | 2026 |
| MANUFACTURER | Mercury |
| COUNTRY OF MANUFACTURE | Japan |
| HORSEPOWER | 9.9hp |
| WEIGHT | 84.0 |
| SHAFT LENGTH | 15" (Short) |
| STEERING | Tiller |
| STARTING | Manual |
| TRIM & TILT | Manual |
| FUEL DELIVERY | EFI |
| 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 |
Box Includes:
- Fuel Tank (3.2 gallon)
- Quick Connect Fuel Line
- Mercury 3-Year Warranty
- Aluminum Propeller
- Mercury 4-Stroke Oil
- Owner's Manual & Tool Kit
The following items cannot be returned or exchanged for any reason: OUTBOARD ENGINES, propellers, electrical items or components (anything requiring any amount of voltage for operation), service manuals, owners manuals, parts with any open or missing packaging. All other purchases which do qualify for return or exchange are subject to a 20% restocking fee.
ALL OUTBOARDS MUST BE SHIPPED TO A PHYSICAL STREET ADDRESS. Outboards cannot be shipped to a PO Box, and may have a delivery signature requirement and cannot be waived and shall not be used as cause to waive or otherwise alter any cancellation, refused delivery or undeliverable shipment provision of the terms and conditions of this site.
Taxes: Online Outboards may collect tax on your purchase. Tax amount will be shown during checkout. TEXAS RESIDENTS - YOU ARE RESPONSIBLE TO PAY USE TAX TO THE TEXAS PARKS AND WILDLIFE OFFICE AT THE TIME OF REGISTRATION.