Characteristics
Category:
Motors
Country of origin:
Japan
Engine leg length, mm:
424
Manufacturer:
Yamaha
Model:
F25GES
Type:
four-stroke
Weight, kg:
56
Number of cylinders:
2/row
Working volume, cm3:
432
Stroke diameter of piston, mm:
65 x 65.1
Compression ratio:
9.3:1
Maximum operating range, rpm:
5000~6000
Idle speed, rpm:
850-950
Fuel consumption, l/h:
9.2# 6000 rpm
Fuel injection system:
Electronic fuel injection (injector)
Cooling system:
Water cooling with thermostat
Lubrication system:
Wet sump
Engine oil capacity, l:
1.1 (without filter replacement); 1.1 (with filter replacement)
Engine power, hp:
25 #6000 rpm
Recommended engine oil:
SAR: 5W-30, 10W-30, 10W-40 # API: SG, SH, SJ, SL ; SAE: 15W-40, 20W-40, 20W-50 # API: SH, SJ, SL
Ignition system:
Capacitive CDI microcomputer
Spark plug:
DPR6EB-9
Exhaust system:
through the propeller
Gas distribution system:
SOHC
Generator:
12B-16A
Gear ratio:
2.08 (27/13)
Transmissions:
FNR
Outboard motor turning angle:
+- 45
Outboard Motor Trim Angle:
-4 to +12
Warranty, personal use:
3 years
Engine lifting mechanism:
Manual
Outboard motor lift angle:
62
Warranty, commercial use:
6 months
Engine start:
Electric starter
Steering type:
Remote
External fuel tank, l:
25