General Specifications
HP / kW 50 HP / 37.3 kW
Displacement 996 cc (60.8 cu in.)
Cylinders 4 (Inline)
WOT RPM Range Check Manual
Bore x Stroke 65 x 75 mm
Weight (Lightest) 112 kg / 247 lbs
Drive & Lower Unit
Gear Ratio 1.85:1
Shaft Options 20
Propeller Style 11–13"
Maintenance Quick-Specs
Engine Oil Yamalube 4-Stroke
Oil Capacity 2.1 Liters
Gear Lube 430 ml
Spark Plug NGK DPR6EB-9
Fuel/Power Regular Unleaded 87 Oct
Identification
The serial number for the Yamaha F50 Midrange is typically found on a plate located on the transom bracket.