Fourstroke 175-300hp Outboards 

Elevate your experience on the water with Mercury FourStroke outboards. Designed to deliver unsurpassed power and performance in an efficient, reliable package that’s built to please, the new FourStroke V8 and V6 outboards are the smallest and lightest in their class. They’re engineered to go the distance on a wide variety of boats, and to make every adventure all it should be. 

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 
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 
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 
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 
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 
20": Torque Master 
Trim system 
Power trim and tilt 
Exhaust system 
Through prop 
Counter Rotation 
Available 
Color 
Phantom Black 
Lubrication system 
Wet sump 
Oil Capacity 
7.0 Quarts / 6.6 Liters 
Maximum Trim Range 
20 (-6 to 14) 
Maximum Tilt Range 
73 (-6 to 67) 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 

Select Horsepower 

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 
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 
5600-6200 
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 
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) 
Shaft length 
20" / 508 mm 
Gearcase ratio 
1.75:1 
Dry weight *Lightest model available 
505 lbs / 229 kgs 
CARB star rating 
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 
20": Torque Master 
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) 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 

Select Horsepower 

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 
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 
5600-6200 
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 
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) 
Shaft length 
20" / 508 mm 
Gearcase ratio 
1.75:1 
Dry weight *Lightest model available 
505 lbs / 229 kgs 
CARB star rating 
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 
20": Torque Master 
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) 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 

Select Horsepower 

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 
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 
5600-6200 
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 
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) 
Shaft length 
20" / 508 mm 
Gearcase ratio 
1.75:1 (TorqueMaster or 5.44"); 1.85:1 (4.8") 
Dry weight *Lightest model available 
505 lbs / 229 kgs 
CARB star rating 
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 
20": 4.8" 
Trim system 
Power trim and tilt 
Exhaust system 
Through prop 
Color 
Phantom Black 
Lubrication system 
Wet sump 
Oil Capacity 
7.0 Quarts / 6.6 Liters 
Maximum Trim Range 
20 (-6 to 14) 
Maximum Tilt Range 
73 (-6 to 67) 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 

Select Horsepower 

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 
V6 
MidSection 
Conventional MidSection 
Displacement (CID/CC) 
209 
Displacement (L) 
3.4 
Cylinder Configuration 
V-6 [64 degree] with Dual Overhead Cam [DOHC] and 24-valves 
Full throttle RPM 
5400-6000 
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 
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 
Steering 
Big Tiller (optional) 
Shaft length 
20" / 508 mm 
Gearcase ratio 
1.85:1 
Dry weight *Lightest model available 
470 lbs / 213 kgs 
CARB star rating 
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) 
Base Color 
Graphite Grey 
Mercury Silver 
Pacific Blue 
Redline Red 

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