Skip to main content

Engine Information and Specifications

Select Horsepower

Compare Outboard Motors
  •  400R

    Engine Details

    Setting a new standard in performance. The supercharged Verado 400R has enough power to quicken your pulse with an adrenaline rush. High-end finishes and top-of-the-line engineering allow you to experience rocket-like power like never before. Perfect for bass, deck, rigid hull inflatable, multi-species fish, offshore fishing, race and runabout boats, and pontoons, tritoons and catamarans.

    Specifications - 400R

    HP / kW
    • 400/298
    Engine type
    • Inline 6
    Displacement (L)
    • 2.6
    Full throttle RPM
    • 6400-7000
    Air induction
    • Supercharged with charge air cooling and electronic boost pressure control
    Fuel induction system
    • Sequential multi-port electronic fuel injection (EFI)
    Alternator amp / Watt
    • 70 amp / 882 watt (Belt-Driven)
    Recommended fuel
    • Unleaded 95RON minimum
    Recommended oil
    • SAE 25W-50 FC-W synthetic blend racing oil
    Engine protection operator warning system
    • SmartCraft Engine Guardian
  •  350

    Specifications - 350

    HP / kW
    • 350 / 257
    Engine type
    • Inline 6
    Displacement (L)
    • 2.6
    Full throttle RPM
    • 5800-6400
    Air induction
    • Supercharged with charge air cooling and electronic boost pressure control
    Fuel induction system
    • Sequential multi-port electronic fuel injection (EFI)
    Alternator amp / Watt
    • 70 amp / 882 watt (Belt-Driven)
    Recommended fuel
    • 91 Octane for premium performance in all applications (89 Octane compatible)
    Recommended oil
    • Mercury FourStroke 25W40 Marine Oil
    Engine protection operator warning system
    • SmartCraft Engine Guardian
  •  300

    Engine Details

    Lighter than its competition yet built to withstand the rigors of saltwater operation. For go-fast boats and commercial offshore operations that operate in rough seas or need more speed. Great for deck, inflatable rigid hull, inshore fishing, multi-species fishing, offshore fishing, and runabout cuddy boats, and tritoons.

    Specifications - 300

    HP / kW
    • 300 / 224
    Engine type
    • V8
    Displacement (CID/CC)
    • 279 CID
    Displacement (L)
    • 4.6L
    Cylinder Configuration
    • V8 [64 degree] with Dual Overhead Cam [DOHC] and 32-valves
    Full throttle RPM
    • 5200-6000
    Air induction
    • Performance-Tuned Long-Runner Intake Manifold
    Fuel induction system
    • Electronic Fuel Injection (EFI) Computer Controlled with Advanced Range Optimization
    Alternator amp / Watt
    • 115-amp (1449 Watt) with Idle Charge
    Recommended fuel
    • Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
  •  250

    Engine Details

    Built tough to withstand the rigors of saltwater operation, no outboard in the class offers more displacement. Great for deck, inflatable rigid hull, inshore fishing, multi-species fishing, offshore fishing, and runabout cuddy boats and tritoons.

    Specifications - 250

    HP / kW
    • 250 / 186
    Engine type
    • V8
    Displacement (CID/CC)
    • 279 CID
    Displacement (L)
    • 4.6L
    Cylinder Configuration
    • V8 [64 degree] with Dual Overhead Cam [DOHC] and 32-valves
    Full throttle RPM
    • 5200-6000
    Air induction
    • Performance-Tuned Long-Runner Intake Manifold
    Fuel induction system
    • Electronic Fuel Injection (EFI) Computer Controlled with Advanced Range Optimization
    Alternator amp / Watt
    • 115-amp (1449 Watt) with Idle Charge
    Recommended fuel
    • Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
VAREN VEREENVOUDIGT

Boating Made Easy

Docking and driving a boat is easier and more enjoyable than ever before.

Find out about the latest steering technologies.

 

Joystick Piloting for Outboards

Joystick Piloting for Outboards

Full 360-degree control. Right at your fingertips. Joystick Piloting for Outboards allows you to move sideways, diagonally or spin the boat on its own axis. Dock in close quarters without being concerned about wind or current. Easily load the boat on a trailer – using only your fingertips. See How Easy It Can Be

Documents

Brochures
Brochures

Take a deeper dive into what makes Mercury outboards stand apart with detailed information on each motor and the features that make them unique.

Scroll to Top
https://www.mercurymarine.com/en/europe/engines/outboard/verado/250-400/