The Hart-Parr 16-30 is a standard-tread farm tractor produced from 1924 to 1926 by Hart-Parr in Charles City, Iowa, USA. It features a 7.6L 2-cylinder liquid-cooled gasoline engine, a 2-speed gear transmission with mechanical dry disc clutch, and two-wheel drive with manual steering. The tractor delivers 16 hp drawbar power (claimed) and 30 hp belt power (claimed), with tested drawbar power of 24.79 hp and belt power of 37.03 hp. It weighs 5450 lbs and rides on steel tires sized 28x5 front and 52x10 rear. Originally priced at $1,350 in 1926, it was designed for general farm use with an open operator station.