The Massey Ferguson 500 Crawler Loader is a crawler loader manufactured by Massey Ferguson until 1972. It is powered by a Perkins 8.4L 8-cylinder liquid-cooled diesel engine producing 136 hp (101.4 kW) net power. The transmission is a 2-speed full power shift with forward and reverse gears. It features a crawler drive with an open operator station and optional four-post ROPS. The loader attachment offers a 45° dump angle, 35 inches reach, and 80 inches bucket width. The tractor has a fuel capacity of 58 gallons and hydraulic system capacity of 26.4 gallons with an open center hydraulic system operating at 2150 psi. The tracks are 16 inches wide with a ground pressure of 10.7 psi. The machine weighs 29,700 lbs and measures 214 inches in length and 86.8 inches in height.