115-150hp
Extraordinary engineering for extraordinary speed.
When you're feeding your need for speed, Mercury Pro XS engines will get you there faster. Engineered to meet the demands for high speeds on fresh or salt water, these high-performance motors deliver a winning combination of power, acceleration, durability, and fuel efficiency.
Engine Information and Specifications
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Engine Details
Built to take you almost anywhere and nearly 20 pounds lighter than its closest competitor, it's an incredibly fast high-output 150hp FourStroke outboard. Great for bass, offshore fishing, and runabout boats.Specifications - 150
HP / kW - 150 / 110
Engine type - 8-valve single overhead cam (SOHC)
- Inline 4
Displacement (CID/CC) - 183
Displacement (L) - 3.0
Full throttle RPM - 5200-6000
Air induction - Performance-Tuned Scroll Intake Manifold
Fuel induction system - Computer Controlled Multi-Port Electronic Fuel Injection (EFI)
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 (turn-key)
Controls - Mechanical throttle & shift
Steering - Dual cable mechanical
- Hydraulic power steering
Shaft length - 20" / 508 mm
- 25" / 635 mm
Gearcase ratio - 2.08:1
Dry weight *Lightest model available - 456/207
CARB star rating - 3
Bore and stroke - 4.0" x 3.6" / 102mm x 92mm
Ignition - SmartCraft ECM 07 Digital Inductive
Cooling system - Water-cooled with thermostat
Gear shift - F-N-R
Trim system - Power Tilt
- Power Trim
Exhaust system - Through prop
Oil Capacity - 6.3 qts / 6.0L
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Engine Details
Ideal for a wide range of fresh and saltwater boats. Great for compact bass, multi-species, flats and bay boats, and pontoons.Specifications - 115
HP / kW - 115 / 86
Engine type - 8-valve single overhead cam (SOHC)
- Inline 4
Displacement (L) - 2.1
Full throttle RPM - 5300-6300
Air induction - Performance-Tuned Scroll Intake Manifold
Fuel induction system - Computer Controlled Multi-Port Electronic Fuel Injection (EFI)
Alternator amp / Watt - 35 amp / 441 watt with water-cooled voltage regulator
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 (turn-key)
- Smart Start Electric
Controls - Mechanical throttle & shift
Steering - Big Tiller Compatible
- Dual cable mechanical
- Hydraulic power steering
Shaft length - 20" / 508 mm
- 25" / 635 mm
Gearcase ratio - 2.07:1 or 2.38:1 (CT model)
Dry weight *Lightest model available - 359 lbs / 163 kg
Bore and stroke - 3.5 x 3.2 /90 x 81
Ignition - SmartCraft ECM 07 Digital Inductive
Fuel system - Electronic Fuel Injection (EFI)
Cooling system - Water-cooled with thermostat
Gear shift - F-N-R
Gearcase options - Standard
Trim system - Power Tilt
- Power Trim
Exhaust system - Through prop
Color - Phantom Black
Lubrication system - Wet sump
Oil Capacity - 5.5 qts / 5.2 l
Maximum Trim Range - 22° (-6° to 16°)
Maximum Tilt Range - 70° (-6° to 64°)
Discover better boating
Active Trim by Mercury makes boating easier and more enjoyable by automatically trimming your engine. Active Trim simplifies boat operation while improving engine performance and decreasing fuel costs.
115 Pro XS Impresses Saltwater Boaters
Saltwater boaters and fishermen have a lot to say about the Mercury 115 Pro XS. Watch their comments here.
Calculate your fuel savings
The Mercury Fuel Savings Calculator will allow you to easily calculate the possible fuel savings of a Mercury FourStroke SeaPro over a TwoStroke!
Choose how you use your boat, select the TwoStroke and FourStroke horsepower - and our tool will show your potential fuel savings. If you're looking to upgrade or add more power, you can even choose different FourStroke and TwoStroke horsepower options!