EMD 645 Marine Propulsion Main Engine in India
EMD 645 Marine Engine EMD (ELECTRO-MOTIVE DIESEL) 645 MARINE ENGINE (1 PAIR OF MARINE DIESEL ENGINE EMD 2875 BHP AND 900 RPM) Marine Engine L16 645 E7 Complete Engine Marine Engine R16 645 E7 Complete Engine All 645 engines are two-stroke 45-degree V-engines. Each cylinder is of 645 cubic inches (10.57 L) displacement, hence the name; with a bore of (230 mm), a stroke of (254 mm), and a compression ratio of 14.5:1. The engine is designed with four exhaust valves in the cylinder head and charge air scavenging ports within the sides of the cylinders. All engines use a single overhead camshaft per bank, with exhaust valves operated by two cam lobes (each of which operates two exhaust valves through a “bridge”) and one cam lobe to operate the Unit injector which is in the center of the four exhaust valves. Rocker arms are roller-equipped to reduce friction while hydraulic valve actuators are used to reduce valve lash. Like most EMD engines, the 645 is also sold for stationary and marine ...