EMD Electro Motive Diesel The 645 marine diesel engine series is widely used in ships, offshore vessels, locomotives, and industrial power generation applications for reliable propulsion and high-performance power systems. Variants including 8-645, 12-645, 16-645, 20-645, 8-645E, 12-645E, 16-645E, 20-645E, 8-645E3, 12-645E3, 16-645E3, 16-645E3B, 20-645E3, 8-645F, 12-645F, 16-645F, 20-645F, 8-645F3B, 12-645F3B, 16-645F3B, 20-645F3B, 8-645E7, 12-645E7, 16-645E7, and 20-645E7 are known for powerful performance, fuel efficiency, and dependable operation in demanding marine and industrial environments. Enginex Marine supplies premium quality spare parts and machinery components suitable for all 645 engine variants worldwide.