SKU: 3990

YAMAHA F25GMH OUTBOARD (Man start, man tilt)

Meet our new portable. Even lighter. Even tougher.

This legendary twin cylinder, 4-stroke portable is now around 25% lighter! Open the throttle of our brand new F25 and you’ll immediately feel the effect of Yamaha’s innovative technologies at work, delivering big-engine features with unique power-to-weight performance and outstanding economy.

The specification now includes two resting pads (side and rear), improved carry handles, battery-less EFI and full compatibility with our Digital Network Gauges.

With its single-lever steering friction adjustment, new wide-span motor mount, high-output alternator and options of Variable Trolling Speed, Y-COP Security and Wide Range Power Trim & Tilt, the F25 is the natural choice.


    • 25% lighter – unique power-to-weight performance
    • New tough and solid one-piece top cowling
    • New battery-less EFI system for easy starting
    • Manual, electric and manual/electric start options
    • VTS slower-than-normal idle speed (option on r/c)
    • Compatible with Yamaha Digital Network Gauges
    • VTS (Variable Trolling Speed) option on r/c
    • Wide Range Power Trim & Tilt option
    • Exclusive Y-COP immobiliser security available
    • Multi-function tiller handle option
    • Single-lever steering friction (Tiller model)



Engine type 4-stroke
Displacement 432 cm³, –
No. of cylinders/configuration 2/In-line, SOHC
Bore x stroke 65.0 mm x 65.1 mm, –
Prop shaft output at mid range 18.4kW / 6,000 rpm
Full throttle operating range 5,000 – 6,000 rpm
Lubrication system Wet sump
Fuel Induction System EFI
Ignition / advance system CDI
Starter system Electric/ Manual, Manual (MH), Electric (E, ET) with Prime Start™
Gear ratio 2.08 (27/13)
Recommended boat transom height S:424mm L:551mm
Weight with propeller F25GMHS: 57.0 kg, F25GMHL: 59.0 kg, F25GES: 56.0 kg, F25GEL: 58.0 kg, F25GETL: 64.0 kg, F25GWHS: 60.0 kg, F25GWHL: 62.0 kg
Fuel tank capacity separate, 25 litres
Oil pan capacity 1.1 litres
Additional features
Steering Tiller handle, Remote Control
Control Remote control (E, ET), Tiller handle (MH + WH)
Trim & tilt method Power Trim & Tilt (ET), Manual Tilt (MH, E + WH)
Lighting Coil / Alternator 12V – 16A
Tilt limitter (only for remote control specs)
Engine immobiliser YCOP optional
Propeller Included (MH, WH), Optional (E, ET)
Counter Rotation Model
Shallow Water Drive Standard
Digital Network Gauge II (LCD Color)
Digital Network Gauge (Round/Square) Optional
Variable Trolling RPM With DN Gauges or m-f tiller handle
Dual Battery Charging System
Shift Dampener System (SDS)
Remark The kW data in this sheet is based on the ICOMIA 28 standard, measured at the prop shaft,

When purchasing this product or any other outboards please choose ‘postage to be confirmed’ as the delivery cost will be calculated and charged after purchase, once we have got your address and can give an accurate delivery price. We will then send you a link for the delivery payment, once this is paid the outboard will be dispatched




Weight 2500 kg

Short, Long


15 – 25 HP

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