No wasted weight. No wasted fuel. No wasted hours. The 450R offers durability and efficiency that rivals its impressive performance. Every ounce of each component was scrutinized to achieve maximum power with minimal weight. Reliability is built in, so you can run Wide Open with confidence.
Optimized
Go further. The 450R features a closed-loop fuel-control system that squeezes every bit of power from every drop of fuel.
89 Octane
Convenient combustion. The 450R delivers reliable, powerful performance on readily available 89-octane fuel.
Three-Year
We back up our performance with a three-year limited factory warranty, a three-year corrosion warranty and an available Mercury Product Protection Plan for up to five additional years of coverage.
Unwavering
Validated with countless hours of rigorous testing, the 450R is prepared for the abuse of high-speed performance boating. The Quad Cam valve train is maintenance-free and our corrosion protection system is unmatched.