General Specifications
HP / kW 250 HP / 186.3 kW
Displacement 3032 cc (185.0 cu in.)
Cylinders 6 (V6 60°)
WOT RPM Range Check Manual
Bore x Stroke — x — mm
Weight (Lightest) 229 kg / 505 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 970 ml
Spark Plug NGK IZFR6J-11 (Iridium)
Fuel/Power Regular 87 Oct
Identification
The serial number for the Mercury 250hp OptiMax Pro XS is typically found on a plate located on the transom bracket.