Yamaha F25SWTHC2 Outboard Motor. 15-Inch Shaft 2-Cylinder Tiller Handle Electric & Manual Start Power Trim and Tilt Pearl White. The Yamaha F25SWTHC2 is a lightweight, versatile 25-horsepower four-stroke outboard designed for boaters who want portable power with hands-on tiller control. With its 15-inch shaft, tiller steering, dual electric and manual start options, and power trim and tilt, this model blends Yamaha's trusted reliability with modern performance features. Finished in a premium Pea