General Specifications
HP / kW 90 HP / 67.0 kW
Displacement 1741 cc (106.2 cu in.)
Cylinders 4 (Inline)
WOT RPM Range Check Manual
Bore x Stroke — x — mm
Weight (Lightest) 175 kg / 386 lbs
Drive & Lower Unit
Gear Ratio 2.33:1
Shaft Options 20", 25"
Propeller Style —
Maintenance Quick-Specs
Engine Oil Mercury 10W-30
Oil Capacity See Manual
Gear Lube See Manual
Spark Plug NGK LFR5A-11
Fuel/Power Regular 87 Oct
Identification
The serial number for the Mercury 90hp EFI (1.7L) is typically found on a plate located on the transom bracket.