There have been a number of British manufacturers who have taken their smaller, less powerful motors out of their sports cars and dropped a nasty, fire-breathing V8 in its place. We know what “Texas Carroll” did first to the AC and then the Sunbeam Alpine. Small car + big engine = fast and fun. MG tried it briefly, in 1973, till the end of production in 1980 by sticking a Buck V8 in the MGB GT. In the late ’80s,…