Yamaha XF450ESA4 Outboard Motor. 35-Inch Shaft 5.6-Liter V8 Digital Electronic Control Electronic Fuel Injection Electric Start Power Trim and Tilt Classic White. The Yamaha XF450ESA4 is the 35-inch shaft, Classic White version of Yamaha's flagship 450-horsepower offshore outboard. Built on a 5.6-liter V8 platform, it is engineered for maximum durability, refined operation, and unmatched offshore power. The extended 35-inch shaft makes it an ideal choice for larger offshore vessels and deep-V hu