1950 Oliver 66 diesel, Serial 421 201, wide front end, rear inside wheel weights, flat cover over transmisson, 11.2-389 Rear tires on cast centers, good years. Under hood muffler, 5.00-15 Front tires on pressed steel, Generator, Has aftermarket Fuel Filter (JD) installed. The engine has been replaced with a super 66 engine. Duane used this as his plow day tractor and ran the corn sheller at Camp Creek Threashers show every year.