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.

 

ENGINE INFORMATION AND SPECIFICATIONS

 

ENGINE DETAILS

Delivers consistent, easy starting, crisp throttle response, increased fuel economy, and outstanding overall performance. Great for aluminum tiller, aluminum console, jon, utility, and fish & ski boats.

 

SPECIFICATIONS - 25 EFI

HP / kW
  • 25 / 18.6
Engine type
  • Inline 3
Displacement (CID/CC)
  • 32.1 / 526
Full throttle RPM
  • 5000-6000
Fuel induction system
  • 2 valves per cylinder, single overhead cam (SOHC)
Alternator amp / Watt
  • 15 amp / 186 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
  • Overheat
  • Sensor failure
Starting
  • Electric (turn-key)
  • Manual
Steering
  • Remote
  • Tiller
Shaft length
  • 15" / 381 mm
  • 20" / 508 mm
Gearcase ratio
  • 1.92:1
Dry weight *Lightest model available
  • 157 lbs / 71 kg
CARB star rating
  • 3
Bore and stroke
  • 2.40 x 2.36" / 61 x 60 mm
Ignition
  • CDI w/electronic spark advance
Fuel system
  • Electronic Fuel Injection (EFI)
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • Standard
Trim system
  • Manual
  • Power Trim
Exhaust system
  • Through prop
Shallow water trim range (degrees)
  • 16
Remote fuel tank standard (gal / L)
  • 6.6 / 25
Color
  • Phantom Black

FourStroke 25 EFI

$4,165.00Price
  • There are NO refunds or returns on Mercury outboards. We apologize for any inconvenience this brings you and if you have any other questions or concerns please contact us.