Mercury F25MLH EFI

Mercury F25 MLH EFI (Tiller Control)

Mercury 25MLH EFI Outboard

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 best-in-class acceleration to go with best-in-class speed.

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.

EFI (Electronic Fuel Injection)
Easy to install and operate
Reliable starting
Low vibration
Instant throttle response

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 
Unleaded 90RON minimum
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 
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