ID # 40112924

Mercury - SeaPro 90hp

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Overview

SeaPro 75-150hp

Reach the Next Level

The SeaPro™ mid-range outboards take working to the next level—uncommonly powerful, uniquely compact, uncompromisingly reliable, and unbelievably fuel efficient. To maximize durability, upper mounts are twice as stiff as recreational models. The compact size of these mid-range outboards lets you refit older boats with more horsepower enabling them to perform better than ever with the latest technology. They're the engines with the toughness and durability you need to get the job done.

Specifications
Model
SeaPro
Category Name
Outboard Engines
Year
2026
Sale Type
New
Manufacturer
Mercury
Name
SeaPro 90HP
HP / KW
90 / 67
Horsepower
90
Engine Type
Inline 4
Displacement (L)
2.1L
Recommended Fuel
Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Alternator Amp / Watt
35 amp / 441 watt with water-cooled voltage regulator
Dry Weight *Lightest Model Available
363 lbs / 165 kg
features

High-Output Alternator

A powerful alternator – 60 amps on the 150hp outboard and 35 amps on 75 to 115hp outboards – helps keep batteries charged and electronics running throughout the workday.

Heavy-Duty Gearcase

The 75 to 115hp outboards feature the hard-working Command Thrust gearcase. It’s designed to turn larger props, which helps lift heavy boats on plane more easily. The 150hp outboard gearcase is validated at three times the lifespan of a recreational gearcase.

Electronic Fuel Injection (EFI)

From the moment you crank the engine to the moment you drop the throttle, EFI technology responds with instant power. Surefire starting in all weather conditions. Smooth, efficient acceleration. Maximum capability.

Convenient Maintenance

Spend less time on service and more time on the clock with our no-spill oil change system, easy-access fuel filter and color-coded maintenance touch points.

Advanced Tiller

The available Mercury tiller adapts to you, not the other way around. You can reverse the grip for left- or right-handed throttling and adjust the tiller angle laterally and vertically for better leverage and control.

advantage

Durability in the Details

With a commercially validated gearcase and upper motor mounts designed to be two times stiffer than on recreational models, SeaPro outboards are perfectly suited to handle the rigors of commercial duty.

Valuable Fuel Savings

Light and efficient, SeaPro outboards help you get more done on every drop of fuel. They’re also optimized to deliver full performance with 87-octane fuel for further savings at the pump.

Corrosion Resistance

Proprietary alloys. Durable coatings. A convenient freshwater flush system. Mercury builds SeaPro outboards to be tough enough to handle the elements, no matter where the work takes you.

Superior Control

With a choice of tiller or remote steering and compatibility with advanced SmartCraft® features such as Troll Control and Active Trim, SeaPro outboards let you optimize your propulsion system for your needs. 

smartcraft

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.

Mercury SeaPro 90hp Gauges

SmartCraft digital gauges are a convenient solution for staying in the know. They offer at-a-glance access to precise engine data and select SmartCraft controls on a compact digital interface.

Mercury SeaPro 90hp Controls

Enjoy instantly responsive control and precise handling with Mercury digital control systems. Whether driving or docking, every task is made easier so you can take the helm with confidence. 

Mercury SeaPro 90hp Displays

With SmartCraft, you can integrate your engine with a compatible onboard display, gaining instant access to performance data and SmartCraft controls on the screen you use most.

Mercury SeaPro 90hp Connectivity

The Mercury Marine app is the ultimate boating companion. It transforms your mobile device into a hub for monitoring data, connecting with a dealer and viewing helpful content.

performance

Powerful Torque

A high-displacement powerhead generates serious low-end torque to easily power boats on plane. More torque requires less work from the engine, for a longer service life.

Quick Acceleration

The 8-valve, single-overhead-cam design delivers rapid acceleration and exceptional overall performance from midrange through top speed.

Lighter by Design

By minimizing weight at every opportunity, Mercury delivers a performance boost. The 115 and 150hp SeaPro engines are also the lightest outboards in their class.

Please Note: All units are subject to availability and all prices are subject to change without notice. Prices do not include taxes or additional fees subject to certain units. Please contact us for exact pricing and availability.