Davy Engineering Ltd. was a British automobile manufacturer based in Hulme, Manchester, that operated from 1909 to 1911. The company was known for producing vehicles that featured a 15/20 horsepower four-cylinder engine, which was a Hewitt piston valve engine. This engine was manufactured under license from Hewitt Engines Ltd. and was designed by J.M. Hewitt. The Davy brand made its debut at the 1909 Olympia Show, where one of its vehicles was…