
8.2L V8 Inboard 375 - 425hp
Description
The multi-point electronic fuel injection system fine-tunes the air-to-fuel ratio for the ideal combination of power and efficiency.
Ample Charging OutputA powerful alternator delivers 65 amps of charging power at wide-open throttle – perfect for keeping onboard electronics running long into the fun.
Adaptive Speed ControlThe 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.
Engine GuardianExplore farther with confidence knowing that the Engine Guardian system is at work. It monitors the engine and, if necessary, can adjust engine functions to help get you home safely.
SeaCoreTake on the toughest marine conditions with the available SeaCore® system. It’s an entire package of durable, corrosion-fighting technology that offers an extraordinary level of protection, including hard-coat anodizing on the drive, stainless-steel fasteners and components, and a closed cooling system.
MerCruiser Performance DataView More Dataopens in a new tabSmooth PerformanceVibration-dampening engine mounts and lower-rpm performance smooth your ride and enhance your time on the water. So all you’ll feel is the power.
Exceptional Fuel EconomyAt cruising speeds, the engine barely breaks a sweat, providing a major boost in efficiency. Plus, MerCruiser engines deliver full performance on 87-octane fuel for additional savings at the pump.
Powerful TorqueV8 big-block power generates exactly what thrill-seekers crave: tons of torque to get heavy boats moving or launch tow sports riders to their feet.
MerCruiser AdvantageNoise Reduction
Hear your friends and family talk. Hear yourself think. Enjoy your time on the water. A MerCruiser engine is still as powerful as ever. Thanks to sound-dampening advancements, it’s just not so loud about it.
Performance
High-displacement engines and multi-port fuel-injection systems maximize performance from every drop of fuel. You’ll enjoy quick acceleration, instantly responsive power and total fun.
Effortless Ownership
A redesigned service access has simplified what was once a hassle, bringing all service points to a single easily reachable location, color-coded for owner-friendly maintenance.
Durability
Through grueling endurance test cycles – in the lab and on the water – Mercury has refined every MerCruiser engine into an unflinching workhorse, built with better alloys and superior paints that can stand up to the harshest conditions.
Find Your DriveWhether your ideal day means towing family and friends, aimlessly joyriding or dropping the hammer, MerCruiser offers the drive to fit your needs. It’s the perfect complement to premium engine performance.
Explore DrivesSpecifications
| Manufacturer | Mercury Marine |
| Model | MerCruiser 8.2 H.O. DTS ECT |
| Condition | New |
| Alternator amp / Watt | 65 amp / 917 watt |
| Displacement (L) | 8.2 |
| Engine type | V8 |
| HP / kW | 425 Hp / 317 kW |
| Maximum RPM (WOT) | 4600-5000 |
| Oil maintenance interval | - |
| Oil sump volume | 7 qts |
| Peak Torque | - |
| Recommended fuel | Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum |
| Recommended oil | NMMA Certified FCW 25W-40 Synthetic Blend |
| Weight (engine only) | - |
| Weight (incl. transmission) | - |





