The Adaptive Speed Control feature lets you maintain engine rpm despite changes in load or conditions. Climbing large swells is easier. Cruising at low speeds is smoother. Carving out tight turns is effortless.
FourStroke 175-225hp
3.4L V6
Mercury has invested countless hours into engineering the 175 to 225hp family of FourStroke outboards, so you don’t have to give it a second thought. A 3.4L V6 powerhead delivers unmatched performance and reliability, while a vibration-dampening design ensures a quiet, comfortable boating experience. FourStroke outboards are easy to own, fun to drive and ready to explore.
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Intuitive, Innovative Features
Adaptive Speed Control
Smooth and Quiet
Mercury V6 FourStroke outboards deliver a smoother, quieter ride than any competing outboard, at any speed.
Easy to Maintain
The exclusive Top Cowl Service Door simplifies routine maintenance, letting you check or add engine oil without removing the top cowl. An hour-based maintenance schedule decal is located under the cowl, providing a quick overview of routine maintenance.
Ample Charging Output
A powerful alternator delivers 85 amps of charging power at wide-open throttle – perfect for keeping onboard electronics running long into the fun.
Industry-Exclusive Battery Management Technology
When battery voltage is low, the engine will automatically increase idle rpm to boost alternator output and charge batteries to the proper level.
FourStroke Performance Data
Quick Acceleration
The high-displacement, quad-cam design of the V6 FourStroke powerhead generates serious torque, especially at mid-range, for quick acceleration and exciting speeds.
Superior Fuel Economy
A host of efficiency-enhancing features such as Advanced Range Optimization (ARO), a closed-loop fuel system and a hydrodynamic gearcase optimize fuel economy so you can go farther on every tank.
Exceptionally Smooth & Quiet
The V6 200hp FourStroke outboard is 30% quieter with 50% less transmitted vibration than the leading four-stroke competitor.
FourStroke Advantage
Comfort
With a balanced powerhead and sophisticated, vibration-dampening cowl design, Mercury FourStroke outboards deliver an exceptionally smooth and quiet ride at any speed.
Durability
Premium corrosion-preventive technologies and durable components ensure FourStroke outboards can stand up to the most demanding marine environments.
Compact Design
Ideal for new engine setups or repowers, the slender width of a Mercury FourStroke outboard fits most transoms, including those with narrow engine wells and tight motor spacing.
Efficiency
Explore farther and stay out longer thanks to impressive power-to-weight ratios, intelligent fuel systems and optimized fuel injection (on most models) that maximize performance from every drop of fuel.
Specifications
SmartCraft® The Power to Do More
Mercury SmartCraft® digital technologies refine the entire boating experience to ensure every day on the water reaches its full potential. From intelligent gauges and displays to advanced systems that make boat control easy, SmartCraft gives you the power to do more with your time on the water.
SmartCraft compatibility is available for Mercury engines 2004 and newer, 40hp and above; 2022 and newer, 25hp and above. Features vary based on controls and engine models.
Repower Your Boat with a New Outboard
It’s simple. When you repower your boat with a new Mercury outboard, you get to keep making memories in a boat you love, while enjoying the reliability, performance and efficiency that a new engine brings.
Warranty & Maintenance
Warranty Coverage
Mercury makes world-class marine products backed by world-class warranties.
Maintenance
At Mercury, we make maintenance easy. Learn more about how to keep your Mercury products performing at their peak.
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Adventure Starts at Your Mercury Dealer
Your local Mercury Authorized Dealer is the best place to see and purchase Mercury engines, parts and accessories, and to get expert support when you need it.