General Specifications
HP / kW 2.5 HP / 1.9 kW
Displacement 85 cc (5.2 cu in.)
Cylinders 1 (Inline)
WOT RPM Range Check Manual
Bore x Stroke 55 x 36 mm
Weight (Lightest) 17 kg / 37 lbs
Drive & Lower Unit
Gear Ratio 2.15:1
Shaft Options 15
Propeller Style 7–8"
Maintenance Quick-Specs
Engine Oil Mercury FourStroke Oil 10W-30
Oil Capacity See Manual
Gear Lube See Manual
Spark Plug Check Search
Fuel/Power Regular Unleaded 87 Oct
Identification
The serial number for the Mercury 2.5hp FourStroke is typically found on a plate located on the transom bracket.