Mercury 40ELPT 4S EFi 2026

Mercury EFI outboards deliver reliable turnkey starts, improved fuel efficiency, and instant throttle response.
Specifications - 40 EFI
HP 40
Engine type Inline 4 cylinder
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
Engine protection operator warning system
Low oil pressure, Over-rev, Overheat
Compatible with SmartCraft digital technology Yes
Starting Electric (turn-key)
Steering Remote or tiller
Shaft length 20'
Gearcase ratio 2.00:1
Dry weight 204 lbs.
Bore and stroke 2.56 x 2.95' / 65 x 75 mm
Ignition ECM 70
Fuel system Electronic Fuel Injection (EFI)
Cooling system Water-cooled with thermostat
Gear shift F-N-R
Gearcase options Standard
Trim system Gas assist
Power Tilt Power Trim
Exhaust system Through prop
Shallow water trim range (degrees) 20
Lubrication system Wet sump

Current Mercury Marine Promotion January 2, 2026 - March 31, 2026
Get 7 Promo (THREE standard years Mercury Engine Warranty & Four years additional MPP Gold Extended Mercury Engine Warranty)

*NOTE:
*The price is for engine only & does not include sales tax, office fee, prop, fuel tank, engine set up, or install.
**Ask for current Mercury promotions availabe if not listed above
***Call for a price installed on your boat or on a new boat

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