Engine Information and Specifications

  •  300 CMS

    Engine Details

    Advanced Range Optimization (ARO) and closed-loop fuel control work together to precisely adjust the fuel mixture for optimal fuel economy. For commercial fishing vessels, commercial workboats and law-enforcement boats.

    Specifications - 300 CMS

    HP / kW
    • 300/224
    Engine type
    • V8
    MidSection
    • Conventional MidSection
    Displacement (CID/CC)
    • 279 CID
    Displacement (L)
    • 4.6L
    Cylinder Configuration
    • V-8 [64 degree] with Dual Overhead Cam [DOHC] and 32-valves
    Full throttle RPM
    • 4800-5600
    Air induction
    • Performance-Tuned Long-Runner Intake Manifold
    Fuel induction system
    • Electronic Fuel Injection (EFI) Computer Controlled with Advanced Range Optimization
    Alternator amp / Watt
    • 85-amp (1071 Watt) with Idle Charge
  •  250

    Engine Details

    Offers simple, seamless repower rigging. Engineered for commercial fishing vessels, commercial workboats and law-enforcement boats.

    Specifications - 250

    HP / kW
    • 250/186
    Engine type
    • V8
    MidSection
    • Conventional MidSection
    Displacement (CID/CC)
    • 279 CID
    Displacement (L)
    • 4.6L
    Cylinder Configuration
    • V-8 [64 degree] with Dual Overhead Cam [DOHC] and 32-valves
    Full throttle RPM
    • 4800-5600
    Air induction
    • Performance-Tuned Long-Runner Intake Manifold
    Fuel induction system
    • Electronic Fuel Injection (EFI) Computer Controlled with Advanced Range Optimization
    Alternator amp / Watt
    • 85-amp (1071 Watt) with Idle Charge
  •  200

    Engine Details

    Commercial calibration allows the engine to reach maximum torque well below peak rpm—more power with less stress on the motor, making it the perfect motor for commercial fishing vessels, commercial workboats and law-enforcement boats.

    Specifications - 200

    HP / kW
    • 200/149
    Engine type
    • V6
    MidSection
    • Conventional MidSection
    Displacement (CID/CC)
    • 209 CID
    Displacement (L)
    • 3.4L
    Cylinder Configuration
    • V-6 [64 degree] with Dual Overhead Cam [DOHC] and 24-valves
    Full throttle RPM
    • 4600-5400
    Air induction
    • Performance-Tuned Long-Runner Intake Manifold
    Fuel induction system
    • Electronic Fuel Injection (EFI) Computer Controlled with Advanced Range Optimization
    Alternator amp / Watt
    • 85-amp (1071 Watt) with Idle Charge

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.

https://www.mercurymarine.com/en/br/engines/outboard/seapro/200-300-hp/