General Specifications
HP / kW 115 HP / 85.7 kW
Displacement 1522 cc (92.9 cu in.)
Cylinders 3 (Inline)
WOT RPM Range Check Manual
Bore x Stroke — x — mm
Weight (Lightest) 195 kg / 430 lbs
Drive & Lower Unit
Gear Ratio 1.75:1
Shaft Options 20", 25"
Propeller Style —
Maintenance Quick-Specs
Engine Oil Mercury OptiMax/DFI Oil
Oil Capacity See Manual
Gear Lube 828 ml
Spark Plug NGK IZFR6J-11 (Iridium)
Fuel/Power Regular 87 Oct
Identification
The serial number for the Mercury 115hp OptiMax Pro XS is typically found on a plate located on the transom bracket.