Yamaha Makes New 450-hp Outboard
Yamaha just launched its most powerful outboard yet, a 450-hp, V8 four-stroke with more torque, faster acceleration and a higher top speed than ever before. It’s called a 450 XTO, which stands for Xtreme Thrust Output. It’s a larger version of Yamaha’s 425 XTO, and it’s naturally aspirated with a 5.7L displacement. The new Yamaha is designed for larger, and heavier, boats, and it comes with Yamaha’s updated Helm Master EX controls that are built to handle up to three of the new 450s on a single transom. The new 450 has several important improvements, including a high-out alternator system…