Upgraded XTO Offshore Outboard delivers greater convenience, enhanced charging technology, and 450 horsepower. The phased angle control produces 96 net amps per outboard.

$45,755 Values

$49,500 to $54,250 Yamaha also adds a 27-inch pitch to its XTO OS® line of propellers for lighter weight XTO applications that have the available wide-open throttle rpm to potentially drive more top speed. The new Yamaha XTO Offshore 450 will become available starting in the spring of 2023 with MSRPs ranging from $49,500 to $54,250.

Honda is not the only company to offer a V8 outboard engine. Its competitor Yamaha has the XTO Offshore that consists of a 5.6-liter V8 that's available in 425- and 450-horsepower outputs. Mercury Marine has several V8 models with outputs from 225 hp to 300 hp. The company also has V10s offering 350 hp and 400 hp.

Yamaha's award-winning 5.6L V8 XTO Offshore® outboards, and their innovative engineering, set the bar for power and performance offshore. With extreme control, precision and reliability - and now up to 450 horses - the XTO Offshore lets you go further, faster and with more confidence than ever before.

Built with innovative technology, Yamaha outboard motors are designed to maximize power, reliability and fuel efficiency when you're out on the water. Models in both two–stroke and four–stroke configurations offer superior torque and smooth acceleration that are sure to make your boating experience even more enjoyable.

Xtreme Thrust Output XTO stands for Xtreme Thrust Output because this awesome V8 unit delivers a totally new generation of power, performance and precision control never before available.

Initial factory tests with a variety of oversized sportfishers have indicated that the new Yamaha 425 XTO (retail prices starting at $44,000) will get the job done at a fraction of the cost of the larger automotive marinized conversions.

The 1910 De Dion-Bouton - built in France - is considered to be the first V8 engine produced in significant quantities.

5.6L V8 425 XTO Yamaha's all-new 5.6L V8 425 XTO, the most powerful outboard from this company since the F350 debuted in 2007, brings to market several firsts - from direct injection to electric power steering.

Yamaha is a Japanese multinational corporation and it's known for that produces a wide range of products. Founded in 1887 by Torakusu Yamaha, the company has grown to become one of the largest and most respected brands in the world, with a reputation for quality, innovation, and reliability.

They also offer a really good top end speed. And are known for their reliability. In a wide range of conditions. On the other hand Mercury outboards are recognized for their high top end speed.

If you value power, advanced technologies, and fuel efficiency, a Mercury outboard may be your top choice. However, if you prioritize reliability, innovative features, and quiet operation, you might lean towards a Yamaha outboard.

Yamaha's High Thrust four strokes are built for jobs that call for more muscle - like pushing a heavy pontoon, adding extra kick to a multi-species boat or maneuvering a sailboat through a crowded marina.

Yamaha Motor Co., Ltd. (ヤマハ発動機株式会社, Yamaha Hatsudōki Kabushiki gaisha) is a Japanese mobility manufacturer that produces motorcycles, motorboats, outboard motors, and other motorized products. The company was established in 1955 upon separation from Nippon Gakki Co., Ltd.

Rated maximum speed is 5500 to 6000 rpm, and 4200 rpm is where the engine produces maximum torque (546 N-m).