Stock #  MO20038,22050,22053,22055,22056,22057,22058,22060,23035,23036,23037,23039,23041,23042,23044,23047,23048,23049,23050,23051,23052,23054,23056,23057,23060,23063,23064,23065,23066

Mercury - FourStroke 9.9hp

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Overview

2.5-20hp

Output far beyond its size

Put amazing power in the palm of your hand. These compact outboard motors take you to the fun, the fish, or whatever floats your boat – quickly and reliably. Enjoy quick acceleration to go with exhilarating speed. Easy to install and operate, with reliable starting, low vibration, and instant throttle response. It's worry-free boating at its best.

 

Specifications
Model
FourStroke
Category Name
Outboard Engines
Manufacturer
Mercury
Color
Phantom Black
HP / KW
9.9 / 7.3
Ignition
CDI w/electronic spark advance
Starting
Electric / Manual
Steering
Remote / Tiller
Gear Shift
F-N-R
Engine Type
Inline 2
Fuel System
Carbureted
Trim System
Power Tilt (CT model)
Shaft Length
15" / 381 mm / 20" / 508 mm / 25" / 635 mm (CT model)
Cooling System
Water-cooled with thermostat
Exhaust System
Through prop
Gearcase Ratio
2.08:1 or 2.42:1 (CT model)
Trim Positions
Ratcheting
Bore And Stroke
2.16 x 1.73" / 55 x 44 mm
Recommended Oil
Mercury FourStroke Oil 10W-30
CARB Star Rating
3
Gearcase Options
Command Thrust (CT) / Standard
Recommended Fuel
87 octane / up to 10% ethanol
Full Throttle RPM
5000-6000
Alternator Amp / Watt
6 amp / 76 watt
Displacement (CID/CC)
12.8 / 208
Fuel Induction System
2 valves per cylinder, single overhead cam (SOHC)
Shallow Water Trim Range (degrees)
16
Remote Fuel Tank Standard (gal / L)
3.2 / 12
Dry Weight *Lightest Model Available
84 lbs / 38 kg
Engine Protection Operator Warning System
Low oil pressure / Over-rev
engine details

FourStroke 9.9 hp

Built to deliver the type of power, thrust, and control that wider, heavier boats require. Great for aluminum tiller, inflatable soft hull, jon, utility, and sail boats.

resources
Name Link
2.5-20hp FourStroke Brochure Download
Mercury Brand Brochure Download
Documents