MIL 55 is a class of fast inshore patrol craft operated by both naval forces of Iran. Design The boats are based on a model of Italian FB Design motorboats acquired by Iran in 2003. Powered by two Isotta Fraschini diesel engines producing , they are propelled by surface piercing propeller and are estimated to reach a top speed of . They are structurally monohull, and made of Kevlar. The class design is long, would have a beam of and a draft of . References Fast patrol boat classes of the Navy of the Islamic Revolutionary Guard Corps Ships built by Marine Industries Organization