Yamaha 25hp Outboard Motor

The Yamaha 25hp Outboard Motor delivers reliable performance for small to medium-sized boats. This compact yet powerful engine combines fuel efficiency with smooth operation, making it ideal for recreational fishing, cruising, and water sports. Built with Yamaha's trusted engineering, it features dependable starting, low vibration, and minimal maintenance requirements. Perfect for boaters seeking a balance of power and practicality without the bulk of larger motors.

Engine type	SOHC, In-line 2 cylinders
Displacement	432 cm³
Bore x stroke	65.0 × 65.1 mm
Compression ratio	9.1 : 1
Fuel induction system	Fuel injection
Lubrication system	Wet sump
Engine oil capacity	1.1 L / 1.0 L (with / without oil filter replacement)
Ignition / advance system	TCI
Alternator	16 A

Overall length	MH, WH, WHP: 1130 mm, WHT, WHD: 1129 mm
Overall width	378 mm
Overall height	S: 1106 mm, L: 1233 mm, X: 1320 mm
Engine transom height	S: 424 mm, S (ET, WT, WHT): 429 mm, L: 551 mm, L (ET, WT, WHT, WHD): 553 mm, X: 640 mm
Steering angle	45 degrees each direction
Dry weight	56 kg - 70 kg

Maximum propeller shaft output	18.4 kW
Full throttle operating range	5000 – 6000 r/min
Idling speed	850 – 950 r/min

Shallow water drive	Manual: 2 positions, ET, WT: PTT: variable position
Gear shift	F-N-R
Gear ratio	2.08 (27/13)
Gear oil capacity	0.370 L