F9.9 MH Outboard Motor / Short Shaft / Manual Start

F9.9 MH Outboard Motor: Portable Power for Anglers Who Move Fast

Small boats deserve engines that don’t fight them. The F9.9 MH Outboard Motor delivers exactly that, pairing a 212cc SOHC inline 2-cylinder 4-stroke block with a dry weight under 90 lbs. Light enough to carry. Strong enough to matter.

Built for Real Fishing Days

Trolling quietly along a grass line demands an engine that stays out of the way. The labyrinth exhaust system keeps noise down to a whisper, so you’re not spooking fish before the first cast. Shallow water drive and manual tilt let you creep skinny water arounds oyster bars and sandbars without hesitation, something plenty of owners mention when they leave an f9 9 mh outboard motor review after a season of real use.

Short Shaft, Serious Fitment

Transom height matters more than people think. This is an F9.9 MH Outboard Motor Short Shaft configuration, built on a 15-inch shaft that fits cleanly on inflatables, small jon boats, and skiffs without the overhang that ruins handling on smaller transoms.

Starting That Doesn’t Wear You Out

Nobody wants to yank a cord ten times on a cold morning. Yamaha’s auto-decompression device sits right on the camshaft, easing pull-rope resistance so starting stays effortless even in colder weather. That’s what makes the F9.9 MH Outboard Motor Manual Start genuinely practical rather than a workout, and it’s a big reason tender operators keep coming back to this size class.

Controls That Make Sense on the Water

The fold-in tiller handle tucks away for storage, and it puts a front-mounted shift control right under your hand, so shifting from neutral to forward happens without looking down. Add the oversized built-in carry handles and loading this motor into a truck bed or onto a dinghy becomes a one-person job. No dolly required. No awkward shuffling around a dock.

Secure Yours Before It’s Gone

Reliable, quiet, genuinely portable outboards in this class don’t sit in stock for long. The F9.9 MH Outboard Motor is ready to ship from Marine Gear Depot, built for anglers and tender owners who need dependable power without the bulk. Click Add to Cart now and get this engine mounted on your transom before your next trip on the water.

Enhanced FeaturesThe Mercury 8 and 9.9hp FourStroke outboards include:

• New three-position choke and no primer button improve starting, simplify the starting procedure and allow the engine to warm up faster
• A richer idle air/fuel mix makes the engine easier to start and provides better idle running quality (tiller handle models)
• A change to the ignition timing allows fishermen to find and hold optimal troll speed

Command Thrust

Big-time power. With a longer design and bigger components, Mercury Command Thrust was made specifically to deliver the type of power, thrust and control that wider, heavier boats demand.

The Command Thrust Difference (Blue shaded areas represent prop and gearcase advantages)

• 20% larger prop increases control especially at low speeds.
• Taller gearcase puts the prop deeper, below turbulent water, for improved performance.
• A low 2.42:1 gear ratio delivers thrust and maneuveraility that big loads demand.
• Oversized Antiventilation Plate. Oversized design prevents air from being drawn into the prop, which increases efficiency.
  Power in the Palms of Your HandsThe Tiller model features an exclusive Mercury multifunction tiller. Which controls:
  • Shifting
  • Throttle control (featuring an optimal slow-speed throttle advance function)
  • Stopping
  • Tilting
  • Steering

Lightweight
At only 38kg, these engines are very portable and improve the performance of lightweight boats.

Convenient and Easy Tilting

ush down on the tiller handle to easily tilt the outboard to any position, made easy with our exclusive ratcheting transom bracket.
Start Easily, Idle Smoothly

Mercury 8hp to 20hp FourStroke outboards have features that make starting easier, warm-ups faster and idling smoother!

• The fuel filter on 8hp to 20hp Mercury FourStrokes has been moved to keep the carburetor cleaner
• Tiller handle models have a richer air/fuel mix at idle
• They also come standard with a three-position choke, eliminating the need for a primer button

Technical data:

HP/kW	9.9/7.3
Engine type	Inline 2
Displacement (CID/CC)	12.8/208
Full throttle RPM	5000-6000
Fuel induction system	2 valves per cylinder, single overhead cam (SOHC)
Recommended fuel	Unleaded 90RON minimum
Recommended oil	Mercury FourStroke Oil 10W-30
Engine protection operator warning system	Low oil pressure, Over-rev
Starting	Manual
Steering	Tiller
Shaft length	433 mm
Gearcase ratio	2.08:1
Dry weight *Lightest model available	38 kg
CARB star rating	3
Bore and stroke	2.16 x 1.73″ / 55 x 44 mm
Ignition	CDI w/electronic spark advance
Fuel system	Carbureted
Cooling system	Water-cooled with thermostat
Gear shift	F-N-R
Gearcase options	Standard
Trim positions	Ratcheting
Exhaust system	Through propeller
Shallow water drive	Yes
Shallow water trim range (degrees)	16
Integrated fuel tank (gal/L)	3.2/12
Remote fuel tank standard (gal/L)	3.2/12