From the moment you crank the engine to the moment you drop the throttle, EFI technology available on 8 and 20hp outboards responds with instant power. Surefire starting in all weather conditions. Smooth, efficient acceleration. Maximum fun.
FourStroke 2.5-20hp
Mercury FourStroke outboards are made to unlock the inaccessible. To make light work of long journeys. The 2.5 to 20hp FourStroke outboards empower you to enjoy the water on your terms and reach places you wouldn’t dare venture with other engines. They’re reliable, compact, lightweight, easy to install and simple to operate, while still delivering quick acceleration and impressive speed. The only thing missing is a destination.
Intuitive, innovative features
Electronic Fuel Injection (EFI)
Advanced tiller
With a range of adjustments, easy-to-reach controls and the flexibility to be set up for left or right-handed operation (on select models), Mercury tiller handles put you in complete command of your adventures.
Battery-free EFI
Go farther, confidently, with battery-free EFI technology. Included with manual-start 8 and 20hp models, it lets you enjoy the flexibility of portability, without needing to bring along a cranking battery.
Easy portability
Simple to install and lightweight, 2.5 to 20hp fourstroke outboards let you bring along the fun wherever it’s needed.
Convenient Maintenance
We made maintenance easier with features like a no-spill oil change system, easy-out fuel filter and lifetime maintenance-free valve train
Fourstroke performance
Flexible, versatile power
A variety of remote and tiller controls, manual and electric start, and power or manual trim (options vary by horsepower) let you set up your engine to match your boat and favourite on-water activities.
Small but mighty
With their high torque and rugged durability, Mercury portable outboards are ideal for powering a range of johnboats, small aluminium fishing boats and rigid inflatables, as well as for secondary power on sailboats.
Lighter by design
Proprietary alloys and advanced cowl materials allow Mercury fourstroke outboards to deliver heavyweight performance in a lightweight package.
FourStroke Advantages
Corrosion Resistance
Advanced alloys. Durable coatings. Sealed electronics. Easy-to-use freshwater flush system. Fourstroke outboards come packed with premium corrosion-preventive technology that enables them to stand up to the most demanding marine environments.
Superior Control
With a choice of tiller or remote steering and compatibility with advanced SmartCraft® features such as Troll Control and Active Trim, you can optimise your engine for total command of all your adventures.
Go Farther
A host of efficiency-enhancing features such as Advanced Range Optimisation (ARO), a closed-loop fuel system and a hydrodynamic gearcase optimise fuel economy so you can go farther on every tank.
Power and Flexibility
A Mercury 250 or 300hp fourstroke outboard is the answer for fishing, cruising or all-around fun. They are ideal for powering a range of boats and come in four colour options to match your boat and style.
