General Specifications
HP / kW 90 HP / 67.0 kW
Displacement 1500 cc (91.5 cu in.)
Cylinders 6 (Inline)
WOT RPM Range Check Manual
Bore x Stroke — x — mm
Weight (Lightest) 125 kg / 276 lbs
Drive & Lower Unit
Gear Ratio —
Shaft Options 20", 25"
Propeller Style —
Maintenance Quick-Specs
Engine Oil TC-W3 2-Stroke
Oil Capacity See Manual
Gear Lube 710 ml
Spark Plug NGK BUHW (Surface Gap)
Fuel/Power Regular 87 Oct (50:1 Mix)
Identification
The serial number for the Mercury 90hp (Inline-6 Tower of Power) is typically found on a plate located on the transom bracket.