International Harvester D-320

The International Harvester D-320 is a utilitarian tractor, primarily designed for various agricultural tasks. With a simple 4x2 2WD chassis and manual steering, this machine was built for reliable and straightforward operation. Equipped with a 3-cylinder International Harvester DD-99 diesel engine, it offers an engine displacement of 99.5 cubic inches and a rated RPM of 1750, yielding a power output of 20 horsepower. The engine benefits from a liquid-cooling system that helps maintain ideal operating temperatures. A gear-driven transmission with six forward gears and one reverse allows the operator to select the appropriate speed for different tasks. The tractor sits on agricultural tires, sized 4.50x16 at the front and 8x32 at the rear. Dimensions indicate moderate sizing for a tractor of this era, with a length of 108.25 inches, width of 64.5 inches, and a height of 61 inches, supporting an operating weight of 2880 lbs. Details such as ground clearance and tread width suggest some versatility and stability on varied terrain. Essential details such as the tractor's manufacturing years, hitch lifting capacity, PTO speeds, and hydraulic system type are not readily deduced from the provided information and remain unknown.