General Specifications
HP / kW 50 HP / 37.3 kW
Displacement 913 cc (55.7 cu in.)
Cylinders 3 (Inline)
WOT RPM Range Check Manual
Bore x Stroke 81 x 59.5 mm
Weight (Lightest) 104 kg / 229 lbs
Drive & Lower Unit
Gear Ratio 2.42:1
Shaft Options 20"
Propeller Style 11-13"
Maintenance Quick-Specs
Engine Oil VRO Injection
Oil Capacity See Manual
Gear Lube See Manual
Spark Plug Check Search
Fuel/Power Regular Unleaded 87 Oct
Identification
The serial number for the Johnson 50hp Looper (3-Cyl) is typically found on a plate located on the transom bracket.