Yamaha Outboard - F20SWPB. 15-Inch Shaft Yamaha Gray Remote Control Electric Start Power Tilt. Product Overview. The Yamaha F20SWPB Outboard delivers reliable 20HP FourStroke performance in a compact and portable design. With its 15-inch short shaft, it's ideal for small craft with shallow transoms, such as skiffs, dinghies, and utility boats.. This model is equipped with remote control operation, giving boaters the ability to command throttle and steering from a helm or console instead of a tiller handle. The electric start system ensures quick, effortless ignition every time, while Power Tilt adds convenience for shallow-water running, docking, and trailering. Built with Yamaha's durable engineering and finished in corrosion-resistant Yamaha Gray, the F20SWPB is designed to perform season after season.. Key Features. Factory Yamaha Gray finish for lasting protection. 20 horsepower SOHC engine with EFI for smooth, efficient operation. 15-inch (S) short shaft for shallow-transom boats.