Yamaha LXF450XSA4 Outboard Motor. 25-Inch Shaft 5.6-Liter V8 Digital Electronic Control Electronic Fuel Injection Electric Start Power Trim and Tilt Classic White Counter Rotation. The Yamaha LXF450XSA4 is the 25-inch shaft, Classic White counter-rotation version of Yamaha's flagship 450-horsepower offshore outboard. Powered by a robust 5.6-liter V8, it is engineered for multi-engine applications where counter rotation is essential for balance, improved tracking, and easier handling. With Yamaha