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Product Dimensions:  5 x 2.89 x 2.3 in. The D7C model was introduced by Caterpillar in 1955, and among other improvements, it came with a new and m...

Product Dimensions: 5.07 x 2.15 x 2.75 in. The Caterpillar 966A was built from 1960 through 1963. Key attributes of the machine included a turbocha...