Maintain engine rpm despite changes in load or conditions, with no throttle adjustment.
SeaPro 200-350hp
3.4L V6 and 4.6L V8
Commercial calibration meets commercial duty cycles, delivering more power with less engine stress. Unmatched corrosion resistance starts with superior aluminum alloys and coatings, plus four serviceable anodes, including one in the cylinder block. All to deliver an engine that works as hard as you do.
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Learn more about how Mercury makes great days on the water possible.
Intuitive, Innovative Features
Adaptive Speed Control
Industry-Exclusive Battery Management Technology
When needed, the idle charge battery management system works for you by monitoring battery voltage and adjusting engine rpm at idle to boost alternator output.
Easy to Maintain
The industry-exclusive top-cowl access door eliminates hassle, allowing you to check or top off oil without removing the cowl. And gearcase oil can easily be drained from the torpedo.
Heavy Duty Gearcase
SeaPro gearcases are validated at three times the lifespan of a recreational gearcase. The V10 SeaPro engine features an all-new rugged gearcase with advanced hydrodynamics for control, efficiency and durability.
Reliability & Durability
High-horsepower SeaPro outboards generate ample torque at lower rpm levels, enabling operators to work their outboards hard without placing excess stress on the engine.
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.