The Massey Ferguson 50B is an industrial tractor produced by Massey Ferguson until 1976. It features a Perkins 3.9L 4-cylinder liquid-cooled diesel engine producing 69 hp (51.5 kW). The tractor has a 4-speed torque converter transmission with 4 forward and reverse gears, two-wheel drive, power steering, and a standard cab. It rides on industrial tires sized 9x16 front and 16.9/14x28 rear. Attachments include a front-end loader with a lift capacity of 4,670 lbs (2118 kg) full at pin, breakout force of 7,650 lbs (3470 kg), loader height of 108 inches (274 cm) at pin, and a bucket capacity of 1 cubic yard (0.8 cubic meters).