Yamaha F25SWTHC 25 HP Tiller Outboard, 15" Short Shaft
The Yamaha F25SWTHC is a 25 HP tiller-steered outboard with a two-cylinder, 432 cc engine, battery-less EFI and a 15-inch short shaft. It offers electric start with a manual backup.
An automatic decompression device reduces the effort of a manual start. The motor weighs 146 lbs and runs a full-throttle range of 5,000 to 6,000 RPM. An aluminum propeller, fuel line, safety lanyard and manual are included.
Highlights
25 HP, 2-cylinder, 432 cc
Battery-less EFI
15-inch short shaft, tiller steering
Electric and manual start
Aluminum propeller, fuel line, safety lanyard, manual included
Specifications
Brand | Yamaha |
Model | F25SWTHC |
Horsepower | 25 HP |
Cylinders | 2 |
Displacement | 432 cc |
Shaft Length | 15" (short) |
Steering | Tiller |
Starting | Electric + manual |
Weight | 146 lbs |
Full Throttle Range | 5,000–6,000 RPM |
Fuel Induction | EFI |
Propeller | Aluminum |
Good to know
Confirm shaft length, controls and propeller rotation against your boat before ordering, and stay within the maximum horsepower on the boat's capacity plate.
Installation, rigging and commissioning by a qualified marine technician are recommended; follow the manufacturer's pre-delivery and break-in procedures.

