200-300hp

SeaPro – more power for the job

The new Mercury V-8 and V-6 SeaPro outboard models bring more of everything to the job—more displacement, more power, more efficiency and more durability. The impressive muscle of our new V-8 4.6-liter and V-6 3.4-liter powerheads is specifically designed for commercial duty and delivers our best-ever fuel economy. The combination of ample torque and low weight makes these engines ideal for heavily-loaded boats. Guaranteed to do its job, so you can do yours.

Engine Information and Specifications

Select Horsepower

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
  • V-8
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

+ See All Specs

Recommended fuel
  • Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Recommended oil
  • NMMA Certified FCW SAE 25W-40 (Optional 10W-30 for Cold Conditions)
Engine protection operator warning system
  • SmartCraft Engine Guardian
Compatible with SmartCraft digital technology
  • Yes
Starting
  • Electric Start with SmartStart Protection
Controls
  • Remote Mechanical or Digital Throttle & Shift (DTS)
Steering
  • Hydraulic (standard)
  • Power (optional)
Shaft length
  • 20″ / 508 mm
  • 25″ / 635 mm
  • 30″ / 762 mm
Gearcase ratio
  • 1.75:1
Dry weight *Lightest model available
  • 527 lbs / 239 kgs
CARB star rating
  • 3
Bore and stroke
  • 3.6 in x 3.4 in / 92 mm x 86 mm
Ignition
  • SmartCraft PCM 112 Digital Inductive
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • 5.44″
Trim system
  • Power trim and tilt
Exhaust system
  • Through prop
Counter Rotation
  • Available
Color
  • Phantom Black
Lubrication system
  • Integrated wet sump
Oil Capacity
  • 7.0 Quarts / 6.6 Liters
Maximum Trim Range
  • 20° (-6° to 14°)
Maximum Tilt Range
  • 73° (-6° to 67°)

- See Less

Engine Details

Ideal for commercial fishing, commercial workboats and law-enforcement boats. Available with joystick piloting, electro-hydraulic power steering, and Mercury’s Advanced MidSection (AMS). The Advanced MidSection virtually eliminates vibration from being transmitted to the boat, while joystick piloting provides maximum control and maneuverability.

Specifications – 300 AMS

HP / kW
  • 300/224
Engine type
  • V-8
MidSection
  • Advanced MidSection (AMS)
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
  • 115-amp (1449 Watt) with Idle Charge

+ See All Specs

Recommended fuel
  • Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Recommended oil
  • NMMA Certified FCW SAE 25W-40 (Optional 10W-30 for Cold Conditions)
Engine protection operator warning system
  • SmartCraft Engine Guardian
Compatible with SmartCraft digital technology
  • Yes
Starting
  • Electric Start with SmartStart Protection
Controls
  • Digital Throttle & Shift (DTS)
Steering
  • Electro-hydraulic power steering
  • Joystick Piloting for Outboards
Shaft length
  • 20″ / 508 mm
  • 25″ / 635 mm
  • 30″ / 762 mm
Gearcase ratio
  • 1.75:1
Dry weight *Lightest model available
  • 600 lbs / 272 kgs
CARB star rating
  • 3
Bore and stroke
  • 3.6 in x 3.4 in / 92 mm x 86 mm
Ignition
  • SmartCraft PCM 112 Digital Inductive
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • 5.44″
Trim system
  • Power trim and tilt
Exhaust system
  • Through prop
Counter Rotation
  • Available
Color
  • Phantom Black
Lubrication system
  • Integrated wet sump
Oil Capacity
  • 7.0 Quarts / 6.6 Liters
Maximum Trim Range
  • 20° (-6° to 14°)
Maximum Tilt Range
  • 73° (-6° to 67°)

- See Less

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
  • V-8
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

+ See All Specs

Recommended fuel
  • Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Recommended oil
  • NMMA Certified FCW SAE 25W-40 (Optional 10W-30 for Cold Conditions)
Engine protection operator warning system
  • SmartCraft Engine Guardian
Compatible with SmartCraft digital technology
  • Yes
Starting
  • Electric Start with SmartStart Protection
Controls
  • Digital Throttle & Shift (DTS)
Steering
  • Electro-hydraulic power steering
  • Joystick Piloting for Outboards
Shaft length
  • 20″ / 508 mm
  • 25″ / 635 mm
  • 30″ / 762 mm
Gearcase ratio
  • 1.75:1
Dry weight *Lightest model available
  • 600 lbs / 272 kgs
CARB star rating
  • 3
Bore and stroke
  • 3.6 in x 3.4 in / 92 mm x 86 mm
Ignition
  • SmartCraft PCM 112 Digital Inductive
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • 5.44″
Trim system
  • Power trim and tilt
Exhaust system
  • Through prop
Counter Rotation
  • Available
Color
  • Phantom Black
Lubrication system
  • Integrated wet sump
Oil Capacity
  • 7.0 Quarts / 6.6 Liters
Maximum Trim Range
  • 20° (-6° to 14°)
Maximum Tilt Range
  • 73° (-6° to 67°)

- See Less

Engine Details

Mercury engineers strategically trimmed weight to produce some of the lightest engines in the class—by up to 30 pounds—and the powerhead configuration has been optimized to minimize size. Ideal for commercial fishing vessels, commercial workboats and law-enforcement boats.

Specifications – 225

HP / kW
  • 225/168
Engine type
  • V-8
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

+ See All Specs

Recommended fuel
  • Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Recommended oil
  • NMMA Certified FCW SAE 25W-40 (Optional 10W-30 for Cold Conditions)
Engine protection operator warning system
  • SmartCraft Engine Guardian
Compatible with SmartCraft digital technology
  • Yes
Starting
  • Electric Start with SmartStart Protection
Controls
  • Remote Mechanical or Digital Throttle & Shift (DTS)
Steering
  • Big Tiller (optional)
  • Hydraulic (standard)
  • Power (optional)
Shaft length
  • 20″ / 508 mm
  • 25″ / 635 mm
  • 30″ / 762 mm
Gearcase ratio
  • 1.75:1
Dry weight *Lightest model available
  • 527 lbs / 239 kgs
CARB star rating
  • 3
Bore and stroke
  • 3.6 in x 3.4 in / 92 mm x 86 mm
Ignition
  • SmartCraft PCM 112 Digital Inductive
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • 5.44″
Trim system
  • Power trim and tilt
Exhaust system
  • Through prop
Counter Rotation
  • Available
Color
  • Phantom Black
Lubrication system
  • Integrated wet sump
Oil Capacity
  • 7.0 Quarts / 6.6 Liters
Maximum Trim Range
  • 20° (-6° to 14°)
Maximum Tilt Range
  • 73° (-6° to 67°)

- See Less

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
  • V-6
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

+ See All Specs

Recommended fuel
  • Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Recommended oil
  • NMMA Certified FCW SAE 25W-40 (Optional 10W-30 for Cold Conditions)
Engine protection operator warning system
  • SmartCraft Engine Guardian
Compatible with SmartCraft digital technology
  • Yes
Starting
  • Electric Start with SmartStart Protection
Controls
  • Remote Mechanical or Digital Throttle & Shift (DTS)
Steering
  • Big Tiller (optional)
  • Hydraulic (standard)
  • Power (optional)
Shaft length
  • 20″ / 508 mm
  • 25″ / 635 mm
Gearcase ratio
  • 1.85:1
Dry weight *Lightest model available
  • 483 lbs / 220 kgs
CARB star rating
  • 3
Bore and stroke
  • 3.6 in x 3.4 in / 92 mm x 86 mm
Ignition
  • SmartCraft PCM 112 Digital Inductive
Cooling system
  • Water-cooled with thermostat
Gear shift
  • F-N-R
Gearcase options
  • 5.44″
Trim system
  • Power trim and tilt
Exhaust system
  • Through prop
Counter Rotation
  • Available
Color
  • Phantom Black
Lubrication system
  • Integrated wet sump
Oil Capacity
  • 7.0 Quarts / 6.6 Liters
Maximum Trim Range
  • 20° (-6° to 14°)
Maximum Tilt Range
  • 73° (-6° to 67°)

- See Less

TIME FOR A NEW OUTBOARD MOTOR?

Is your current boat ready for some new power? Don’t wait until your engine is worn out and not working. Today’s marine engines are more reliable than ever. With many outboard options on the market, it can be daunting to determine exactly what engine might be a right fit for your current boat.