Caterham Cars was a British sports car manufacturer based in Caterham, Surrey, with later operations also established in Dartford, Kent. The company took over production of the Lotus Seven in May 1973. After building only 38 examples of the S4 type, it switched to the older, simpler S3 model in 1974. Early cars were offered with Ford 1300 engines alongside the more powerful Lotus Big Valve Twin Cam unit developing…