2023 Mercury Marine® FourStroke - 40 EFI 3-Cylinder

Held to a Higher Standard.

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.

A high-output alternator keeps batteries charged and fishing electronics humming. Great for aluminum tiller, aluminum console, jon, utility, and fish & ski boats.

Features

Engine protection operator warning system: Low oil pressure/Over-rev/Overheat/Sensor failure
Trim system: Gas assist/Power Trim
Shallow water trim range (degrees): 16

Pricing and specifications are subject to change without notice. See dealer for details.

ENGINE
HP / kW 40 / 30
Engine type Inline 3
Displacement (CID/CC) 45.6 / 747
Full throttle RPM 5500-6000
Fuel induction system 2 valves per cylinder, single overhead cam (SOHC)
Alternator amp / Watt 18 amp / 226 watt
Recommended fuel 87 octane / up to 10% ethanol
Recommended oil Mercury FourStroke Oil 10W-30
Engine protection operator warning system Low oil pressure Over-rev Overheat
Compatible with SmartCraft digital technology Yes
Customer Garage