Mercury 9.9 HP TwoStroke – Whether you’re a fisherman, a yachtie or looking to run a smaller leisure vessel – Mercury’s range of portable TwoStrokes provide the power that can go anywhere and keep on going.
Calculate your fuel savings
The Mercury Fuel Savings Calculator will allow you to easily calculate the possible fuel savings of a Mercury FourStroke outboard!
Choose how you use your boat, select the TwoStroke and FourStroke horsepower – and our tool will show your potential fuel savings. If you’re looking to upgrade or add more power, you can even choose different FourStroke and TwoStroke horsepower options!
Easy to handle with conveniently located carrying handles and grips.
With proven reliability around the world.
Easy starting with modular electronic CD ignition. And very simple to maintain too.
|Model||9.9 HP LW (TwoStroke)|
|Engine Type||9.9 HP LW TwoStroke|
|Displacement (CID/CC)||10.3/ 169|
|Engine Type||Inline 2|
|Full throttle RPM||5000-6000|
|Fuel induction system||Loop-charged (1 carb)|
|Recommended fuel||Pre-Mix 50:1|
|Recommended oil||2-Cycle TC-W3|
|Shaft length||15″ / 381 mm
20″ / 508 mm
|Gearcase ratio||2.08 : 1|
|Dry weight *Lightest model available||26 kg|
|Bore and stroke||50 x 43mm|
|Ignition||CDI w/electronic spark advance|
|Cooling system||Water-cooled with thermostat|
|Trim system||6 position
|Exhaust system||Through prop|
|Shallow water trim range (degrees)||20|
|Remote fuel tank standard (gal / L)||3.2/ 12|