175-300hp

FourStroke Efficiency Without Compromise

Take your time on the water to a whole new level. Mercury FourStroke engines deliver unsurpassed power and performance in an efficient, reliable package. Tougher, smaller, and lighter than any other outboard motor on the water, built to go the distance on a wide variety of boats, and guaranteed to get you the most out of every adventure.

Engine Information and Specifications

Select Horsepower

Engine Details

These robust motors deliver Mercury’s best-ever FourStroke hole shot, top speed and fuel efficiency. Great for aluminum fishing, deck, inflatable rigid hull, inshore fishing, offshore fishing and runabouts and tritoons.

Specifications – 300

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
  • 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
  • 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 10W-30
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
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
  • Cold Fusion White
  • Pearl Fusion White
  • Phantom Black
  • Warm Fusion White
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

Quick-revving double-overhead camshaft design and deep-breathing intake deliver thrilling and satisfying performance. Great for aluminum console, deck, inflatable rigid hull, inshore fishing, offshore fishing, and runabout boats and tritoons.

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
  • 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
  • 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 10W-30
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
  • Cold Fusion White
  • Pearl Fusion White
  • Phantom Black
  • Warm Fusion White
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

The undisputed pound-for-pound champ – the lightest in its class by nearly 60 pounds! Great for aluminum console, deck, fish & ski, inflatable rigid hull, inshore fishing, multi-species fishing, and runabout boats and tritoons.

Specifications – 225

HP / kW
  • 225 / 168
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
  • 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
  • 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 10W-30
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
  • 1.85:1
Dry weight *Lightest model available
  • 475 lbs / 216 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
  • 4.8″
Trim system
  • Power trim and tilt
Exhaust system
  • Through prop
Counter Rotation
  • Available
Color
  • Cold Fusion White
  • Pearl Fusion White
  • Phantom Black
  • Warm Fusion White
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

Up to 30% quieter with 50% less vibration than the competition for Verado-like smoothness. Great for aluminum console, deck, fish & ski, inflatable rigid hull, inshore fishing, multi-species fishing, and runabout boats, and tritoons.

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
  • 5000-5800
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 10W-30
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
  • 475 lbs / 216 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
  • 4.8″
Trim system
  • Power trim and tilt
Exhaust system
  • Through prop
Counter Rotation
  • Available
Color
  • Cold Fusion White
  • Pearl Fusion White
  • Phantom Black
  • Warm Fusion White
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

Available with mechanical or digital controls, providing more options in new-boat and repower applications. Great for aluminum console, deck, fish & ski, inflatable rigid hull, inshore fishing, and runabout bow boats and pontoons.

Specifications – 175

HP / kW
  • 175 / 130
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
  • 5000-5800
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 10W-30
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
  • 475 lbs / 216 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
  • 4.8″
Trim system
  • Power trim and tilt
Exhaust system
  • Through prop
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

The Power of Color Options

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.