Mercury Racing turns up the volume on outboard performance with its new 450R model, a 4.6-liter V-8 with a supercharger system. This high-performance outboard supersedes, but will not replace, the ...
Move the throttle lever, and Mercury Racing’s 500R outboard crushes you into the seat or bolster. There’s torque to spare all the way to its max-rated 6,600 rpm. It proved a blast testing aboard ...
The new 450R from Mercury Racing features a 4.6-liter V8 powerhead, which is boosted by an exclusive Mercury Racing supercharger to produce 450 peak propshaft horsepower and 40 percent higher torque ...
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