 GM saw EMC's role in developing and marketing Winton-engined heavy vehicles as fitting their objectives and purchased the company shortly after the Winton acquisition, renaming it Electro-Motive Corporation (EMC).Supported by the GM Research Division headed by Charles F. Kettering, GM's Winton Engine Corporation focused on developing diesel engines with improved power-to-weight ratios and output flexibility suitable for mobile use.Eugene W. Kettering, son of Charles Kettering, led Winton's side of the development project.