Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,124 pages of information and 233,665 images on early companies, their products and the people who designed and built them.
of Dunstable and Southampton
1946 The AC-Sphinx Sparking Plug Co became the AC-Sphinx Sparking Plug Co of General Motors
c.1954 Became AC Delco Division of General Motors (see advert)
1957 The Southampton factory was fitted with Colt ventilation and fire protection systems
1963 Motor Show exhibitor. Electrical parts.
1967 Filters and governors for natural gas
1995 became part of Delphi Automotive Systems, which was spun off from GM in 1999.