General Specifications
HP / kW 250 HP / 186.3 kW
Displacement 4600 cc (280.7 cu in.)
Cylinders 8 (V8 64°)
WOT RPM Range Check Manual
Bore x Stroke 92 x 86 mm
Weight (Lightest) 229 kg / 505 lbs
Drive & Lower Unit
Gear Ratio 1.75:1
Shaft Options 20, 25
Propeller Style 15–18"
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 250 Pro XS V8 is typically found on a plate located on the transom bracket.