LONDON (Reuters) - Ford will restart output at its two British engine factories from May 18 which means all of the U.S. carmaker's European manufacturing sites will be in operation next week, after shutdowns due to the coronavirus outbreak.Ford built nearly 1.1 million engines last year at two British sites, Dagenham in east London and Bridgend in south Wales, which are then shipped to a number of other factories in countries such as Turkey and Germany to be fitted into vehicles. Anyone..