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Unrivaled Performance

  • 4.6L V8
  • Supercharged
  • Transient Spark

Performance without compromise. The fastest, most powerful outboard ever offered by Mercury Racing.

Inspired Engineering

  • Advanced Midsection
  • Racing Gearcase
  • Rear Tie-Bar

We’ve reset industry benchmarks across the board. Our engineers dreamed bigger and pushed harder. The results are truly exceptional.

Advanced Technology

  • Idle Charge
  • Adaptive Speed Control
  • Joystick Piloting

Technology should make your time on the water easier, not challenging. Our innovations are user-friendly and cutting-edge.

Unparalleled Efficiency

  • Economy
  • Warranty
  • Durability

The reliability to go Wide Open, all day. The 450R delivers unprecedented power with amazing efficiency. And it's backed by a three-year limited warranty.

Full Specs and Customization

See the specs that put the 450R in a class of its own, and use our outboard design tool to create the motor of your dreams.

Subscribe and Download

Can’t get enough horsepower? Subscribe to our list and receive our R-Series brochure. Take an in-depth look at the 450R and the rest of the Mercury Racing family of outboard engines.