Yamaha LXF450USA Outboard Motor. 30-Inch Shaft 5.6-Liter V8 Digital Electronic Control Electronic Fuel Injection Electric Start Power Trim and Tilt Gray Counter Rotation. The Yamaha LXF450USA is the counter-rotation version of Yamaha's most powerful offshore outboard, designed for multi-engine rigs that demand balance, stability, and control. Powered by the 5.6-liter V8 platform, this 450-horsepower outboard delivers relentless torque and top-end speed while maintaining Yamaha's legendary reliab