E-Shop

MERCURY
FOURSTROKE (EFI) 90

Made to provide outstanding acceleration and throttle response. Great for deck, inshore fishing, bass, aluminum tiller, aluminum console, runabout open bow, inflatable rigid hull, and fish & ski boats.

HP / kW90 / 67
Engine type8-valve single overhead cam (SOHC)
Inline 4
Displacement (L)2.1
Full throttle RPM5000-6000
Air inductionPerformance-Tuned Scroll Intake Manifold
Fuel induction systemComputer Controlled Multi-Port Electronic Fuel Injection (EFI)
Alternator amp / Watt35 amp / 441 watt with water-cooled voltage regulator
Recommended fuelUnleaded Regular 87 Octane Minimum (R+M/2) or 90 RON 10% Ethanol Maximum
Recommended oilMercury FourStroke Oil 10W-30
Engine protection operator warning systemSmartCraft Engine Guardian
Compatible with SmartCraft digital technologyYes
StartingSmart Start Electric
ControlsMechanical throttle & shift
SteeringBig Tiller Compatible
Dual cable mechanical
Hydraulic power steering
Shaft length20" / 508 mm
25" / 635 mm
Gearcase ratio2.07:1 or 2.38:1 (CT model)
Dry weight *Lightest model available359 lbs / 163 kg; 363 lbs / 165 kg (CT model)
CARB star rating3
Bore and stroke3.5 x 3.2" / 90 x 81 mm
IgnitionSmartCraft ECM 70 Digital Inductive
Fuel systemElectronic Fuel Injection (EFI)
Cooling systemWater-cooled with thermostat
Gear shiftF-N-R
Gearcase optionsCommand Thrust
Standard
Trim systemPower Tilt
Power Trim
Exhaust systemThrough prop
Shallow water trim range (degrees)20
ColorPhantom Black
Lubrication systemWet sump
Oil Capacity5.5 qts / 5.2 l
Maximum Trim Range22° (-6° to 16°)
Maximum Tilt Range70° (-6° to 64°)