- Home
- Best Fishing Boat Engines
- 2025 Mercury 9.9 HP 9.9MH EFI Outboard Motor
2025 Mercury 9.9 HP 9.9MH EFI Outboard Motor
CA Customers:
Warning: Cancer and Reproductive Harm
www.P65Warnings.ca.gov
- 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
MODEL | 1A10201LK |
---|---|
MODEL YEAR | 2025 |
SKU | 9.9MH-25 |
WEIGHT | 84.0 lb |
MANUFACTURER | Mercury |
COUNTRY OF MANUFACTURE | Japan |
HORSEPOWER | 9.9hp |
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 |
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
Related Products
2024 Tohatsu 6 HP MFS6DWDS Outboard Motor
2024 Tohatsu 6 HP MFS6DWDS Outboard Motor
$1,830.00 $1,900.00
The brand new Beluga White 6hp Tohatsu outboard motor is the largest single-cylinder model available. The Tohatsu 6 HP model MFS6DWDS is equipped with the 15 inch short shaft, integral tank, and 3 gallon external tank with fuel line assembly. The new MFS6DWDS also comes equipped with the newly designed top and bottom cowls based on Tohatsu Desi...
Suzuki 6 HP DF6AS5 Outboard Motor
Suzuki 6 HP DF6AS5 Outboard Motor
$1,560.00 $2,070.00
If you're in search of lightweight portable power, the 52 lb. Suzuki 6hp outboard motor model DF6AS5 is an excellent choice for jon boats, skiffs, tenders and small to medium sized inflatables. The 6hp Suzuki engine with a 15 inch shaft offers the largest displacement of any one cylinder outboard in this hp and weight class. The 6hp Suzuki outbo...
2025 Tohatsu 6 HP MFS6DWDSPROUL SAIL PRO Outboard Motor
$2,120.00
The all new Beluga White 6 hp Tohatsu outboard motor model MFS6DWDSPROUL is the largest single-cylinder model available and comes equipped with the 25 inch extra long shaft, high thrust prop and 12V alternator for charging a battery. The new MFS6DWDSPROUL Sail Pro includes both an internal tank and external tank, and also comes equipped with th...
Suzuki 6 HP DF6ASW5 Outboard Motor
Suzuki 6 HP DF6ASW5 Outboard Motor
$1,600.00 $2,130.00
If you're in search of lightweight portable power, the 52 lb. Suzuki 6hp outboard motor model DF6ASW5 is an excellent choice for jon boats, skiffs, tenders and small to medium sized inflatables. The all new Super Cool White 6hp Suzuki engine with a 15 inch shaft offers the largest displacement of any one cylinder outboard in this hp and weight c...
2025 HONDA 5 HP BF5DHSHNA Outboard Motor
2025 HONDA 5 HP BF5DHSHNA Outboard Motor
$1,573.00 $1,835.00
Quiet, dependable, lightweight - this is exactly what you want in a portable outboard. The BF5D is incredibly lightweight and compact. It's easy to transport and ideal for small tenders, canoes, and jon boats. And with features designed to make your boat ride smooth, quiet, and Honda dependable, you'll be ready to enjoy a day on the water for ye...
Suzuki 15 HP DF15AES5 Outboard Motor
Suzuki 15 HP DF15AES5 Outboard Motor
$2,890.00 $3,845.00
The all new 15hp EFI model DF15AES5 is an excellent choice of power for medium to larger sized jon boats, skiffs, and inflatables. This model features push-button electric start with a built-in 12V charging system and 15 inch short shaft. Additionally, as with all portable Suzuki models 15hp and below that feature electric start, the thru-cowl m...
2025 Tohatsu 6 HP MFS6DWDSPROL SAIL PRO Outboard Motor
2025 Tohatsu 6 HP MFS6DWDSPROL SAIL PRO Outboard Motor
$2,000.00 $2,143.00
The all new Beluga White 6 hp Tohatsu outboard motor model MFS6DWDSPROL Sail Pro is the largest single-cylinder model available and comes equipped with a 20 inch long shaft length, high thrust prop and 12V alternator. The new MFS6DWDSPROL Sail Pro includes both an internal tank and external tank, along with the newly designed top and bottom cow...
Suzuki 9.9 HP DF9.9BTL5 Outboard Motor
Suzuki 9.9 HP DF9.9BTL5 Outboard Motor
$2,980.00 $4,075.00
The all new Suzuki 9.9 hp EFI outboard motor model DF9.9BTL5 comes standard with 20 inch long shaft, electric start, power tilt and remote throttle and shift control. The 9.9 HP Suzuki outboard motor is an excellent choice of power for medium to larger sized jon boats and skiffs requiring a long shaft as well as auxiliary power for sailboats and...
Suzuki 6 HP DF6AL5 Outboard Motor
Suzuki 6 HP DF6AL5 Outboard Motor
$1,580.00 $2,095.00
The Suzuki 6hp outboard motor model DF6AL5, with the 20 inch long shaft, is an excellent choice for long shaft jon boats and skiffs, as well auxiliary power for sailboats and "kickers" for larger fishing boats. The Suzuki 6 hp outboard engine offers the largest displacement of any one cylinder outboard in this hp and weighs 54 lbs. Tiller steeri...
2024 Tohatsu 15 HP MFS15ES Outboard Motor
2024 Tohatsu 15 HP MFS15ES Outboard Motor
$2,880.00 $3,336.00
The Tohatsu 15 HP EFI outboard motor, Model #MFS15ES, with the 15 inch short shaft, tiller steering and manual rope start is both affordable and perfect for larger sized aluminum boats, jon boats, skiff or larger inflatable boats. Based on dependability and efficiency, Tohatsu's 15 HP outboard was named as top choice in the 15 hp outboard motor ...
Suzuki 15 HP DF15AS5 Outboard Motor
Suzuki 15 HP DF15AS5 Outboard Motor
$2,650.00 $3,475.00
Suzuki's all new fuel efficient DF15AS5 15hp EFI four-stroke is an excellent choice of power for medium to larger sized jon boats, skiffs, and inflatables. It comes with your manual start and offers tiller steering with a 15 inch short shaft. As and one of the quietest 4-strokes ever built, the 15hp is a great example of Suzuki's excellence in e...
Suzuki 15 HP DF15ASW5 Outboard Motor
Suzuki 15 HP DF15ASW5 Outboard Motor
$2,720.00 $3,575.00
Suzuki's all new Super Cool White fuel efficient 15hp EFI four-stroke is an excellent choice of power for medium to larger sized jon boats, skiffs, and inflatables. The DF15ASW5 comes with manual start and offers tiller steering with a 15 inch short shaft. As and one of the quietest 4-strokes ever built, the 15hp is a great example of Suzuki's ...