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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

Scroll within the table below to view specifications for each engine.

150 Pro XS 115 Pro XS
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. Ideal for a wide range of fresh and saltwater boats. Great for compact bass, multi-species, flats and bay boats, and pontoons.
HP / kW 150 / 86 115 / 86
Engine type 8-valve single overhead cam (SOHC) Inline 4 8-valve single overhead cam (SOHC)
Inline 4
Displacement (L) 3.0 2.1
Full throttle RPM 5200-6000 5300-6300
Air induction Performance-Tuned Scroll Intake Manifold Performance-Tuned Scroll Intake Manifold
Fuel induction system Computer Controlled Multi-Port Electronic Fuel Injection (EFI) Computer Controlled Multi-Port Electronic Fuel Injection (EFI)
Alternator amp / Watt 35 amp / 441 watt with water-cooled voltage regulator 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 Unleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Recommended oil NMMA Certified FCW SAE 10W-30 NMMA Certified FCW SAE 10W-30
Engine protection operator warning system SmartCraft Engine Guardian SmartCraft Engine Guardian