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MR-Sportmaster-Hero

SPORT MASTER

GEARCASE

The Sport Master gearcase offers heavy-duty durability for boats that travel in excess of 85 mph, with low-water pick-ups and a crescent leading-edge design that maximizes efficiency and speed.

COMPATIBLE ENGINES

Mercury 450r rear white

450R

400R Outboard

400R

300R Outboard

300R

250R Outboard

250R

Sport-Master-Cutaway

Hydrodynamics: Part 2 – The Science and Art of Gearcase Hydrodynamics

The gearcase is the one component of a high-performance sterndrive or outboard that is always in the water, and thus subject to drag, an important factor in hydrodynamics.

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Prop School – Part 1: Introduction

Propellers are complicated, and levels of understanding vary widely. We revisit the basics and then dive deeper on propeller form, fit and function.

MR-300-Blog

New 1.60:1 Sport Master 300R FourStrokes

Mercury Racing announce the release of six new 4.6L V8 300R FourStroke outboard models featuring a 1.60:1 gear ratio Sport Master gearcase.

READY FOR WIDE OPEN?

Connect with one of our authorized dealers to choose the right power for your build.

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