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40-60hp

Held to a Higher Standard.

There are plenty of good reasons these outboards rule the water. Start with no-worry reliability. More low-end torque for excellent acceleration. Increased fuel economy and outstanding overall performance. Enhanced fuel injection (EFI models) for boosted efficiency. A robust electrical system with a high-output alternator to keep batteries charged and fishing electronics humming. They have everything you need and nothing you don't.

Engine Information and Specifications

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

60 EFI 50 EFI 40 4-Cylinder 40 EFI
Engine Details Matches the acceleration and fuel efficiency of our competitor’s more expensive 70hp outboard model. Great for aluminum tiller, aluminum console, jon, utility, and fish & ski boats. Delivers more low-end torque for excellent acceleration, even when pushing a heavy load. Great for aluminum tiller, aluminum console, fish & ski boats and pontoons. High-displacement, four-cylinder, single-overhead-cam design delivers optimum power and a smooth ride. Great for aluminum tiller, aluminum console, inflatable rigid hull (RIB) and soft hull, watersports, and fish & ski boats. Mercury EFI outboards deliver reliable turnkey starts, improved fuel efficiency, and instant throttle response. Great for aluminum tiller, aluminum console, inflatable rigid hull (RIB) and soft hull, watersports, and fish & ski boats.
HP / kW 60 / 45 50 / 37 40 / 30 40 / 30
Engine type Inline 4 Inline 4 Inline 4 Inline 3
Displacement (L)
Full throttle RPM 5500-6000 5500-6000 5500-6000 5500-6000
Air induction
Fuel induction system 2 valves per cylinder, single overhead cam (SOHC) 2 valves per cylinder, single overhead cam (SOHC) 2 valves per cylinder, single overhead cam (SOHC) 2 valves per cylinder, single overhead cam (SOHC)
Alternator amp / Watt 18 amp / 226 watt 18 amp / 226 watt 18 amp / 226 watt 18 amp / 226 watt
Recommended fuel Unleaded 91 RON Minimum 87 octane 87 octane / up to 10% ethanol 87 octane / up to 10% ethanol
Recommended oil Mercury FourStroke 25W40 Marine Oil Mercury FourStroke 25W40 Marine Oil Mercury FourStroke 25W40 Marine Oil Mercury FourStroke 25W40 Marine Oil
Engine protection operator warning system SmartCraft Engine Guardian SmartCraft Engine Guardian SmartCraft Engine Guardian Low oil pressure Over-rev Overheat
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