The Cockshutt 660 is a row-crop tractor produced from 1963 to 1964 by Cockshutt. It features a Waukesha-Oliver 2.5L 4-cylinder engine available in gasoline or diesel versions, a 6-speed unsynchronized transmission, and two-wheel drive with an open operator station. The tractor has a PTO power of 41 hp and can handle 3 plows. It has a wheelbase of 92 inches and weighs between 3128 and 3178 pounds depending on the engine type. The 660 shares many specifications with the Oliver 660 and is part of a series including the 550 and 770 models.