Mercury 25 EFI

Powerful Efficiency

The generous displacement of the Mercury Marine 25 FourStroke outboard delivers a boost of reliable performance. The exclusive Mercury multifunction tiller handle enables one-hand control of shifting, stopping, tilting, steering and throttle control with friction adjustment.

Specifications
HP/kW @ Prop
25 / 18.6
Max RPM (WOT)
5000 - 6000
Induction System
2 valves per cylinder Single Overhead Cam (SOHC)
Fuel System
Electronic Fuel Injection (EFI)
Alternator Amp/Watt
15 / 186
Starting
Manual or Electric
Gear Shift
F-N-R
Steering
Remote or Tille
Recommended Oil
Mercury 4-Stroke Outboard Oil
Cooling System
Water-Cooled w/ thermostat
Cylinders
3 (in-line)
Displacement (CID/cc)
32.1 / 526
Bore X Stroke (in/mm)
2.40 x 2.36 / 61 x 60
Ignition System
CDI w/ electronic spark advance
Gear Ratio
1.92:1
Propeller
Consult Dealer Propeller Guide
Trim System
Manual or Power Trim
HP/kW @ Prop
25 / 18.6
Max RPM (WOT)
5000 - 6000
Induction System
2 valves per cylinder Single Overhead Cam (SOHC)
Fuel System
Electronic Fuel Injection (EFI)
Alternator Amp/Watt
15 / 186
Starting
Manual or Electric
Gear Shift
F-N-R
Steering
Remote or Tiller
Recommended Oil
Mercury 4-Stroke Outboard Oil
Cooling System
Water-Cooled w/ thermostat
Cylinders
3 (in-line)
Displacement (CID/cc)
32.1 / 526
Bore X Stroke (in/mm)
2.40 x 2.36 / 61 x 60
Ignition System
CDI w/ electronic spark advance
Gear Ratio
1.92:1
Propeller
Consult Dealer Propeller Guide
Trim System
Manual or Power Trim
Shallow Water Drive
Standard (M,ML,EH,E,EL,ELH)
Exhaust System
Through Prop
Fuel/Ethanol Tolerance
87 octane/up to 10% Ethanol
Remote Fuel Tank (gal/L)
Standard, 6.6 / 25
Operator Warning System
Low Oil Pressure, Over-rev Overheat, Sensor Failure
SmartCraft Technology
No
Shaft Length (in/mm)
15/381 20/508
Dry Weight (lbs/kg)*
157/71 *Lightest model available