Leading it's class in light weight design, the Mercury 9.9hp FourStroke tips the scales at just 38kg providing the perfect mix of power to weight. A compact and light weight design coupled with an ergonomic carry handle make the 9.9hp a great choice for your car topper, tinnie or inflatable boat. Equipped with class leading features such through prop exhaust, automatic reverse lock and dual water intakes, but the one you will love the most is the Multi-function tiller handle. Exclusive to Mercury and designed for easy control, Shift gear, throttle, steer, tilt and stop the engine with just one hand.

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)
Alternator amp / Watt 6 amp / 76 watt
Recommended fuel 87% octane / up to 10% ethanol
Recommended oil Mercury FourStroke Oil 10W-30
Engine protection operator warning system Low oil pressure
Over-rev
Starting Electric
Manual
Steering Remote
Tiller
Shaft length 15" / 381 mm
20" / 508 mm
25" / 635 mm
Gearcase ratio 2.08:1
Dry weight *Lightest model available 84 lbs / 38 kg
CARB star rating 3
Emissions 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 prop
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
Color Phantom Black

Specifications

Horse Power (hp)
  • 115

Engine 1

Engine Make Mercury
Horse Power 9.9
Drive Type Outboard
Stroke 4-Stroke