7 Replacement Parts for Heavy Duty Land Vehicle, Marine and Industrial Diesel Engines as Follows: Fuel Injection Mechanism; Power Assembly Mechanism-Namely, Pistons, Piston Rings and Piston Pins; Bearings and Bushing Mechanism-Namely, Main Bearing Shells, Connecting Rod Bearing Shells and Piston Pin Bushings; and Replacement Parts for Heavy Duty Marine and Industrial Diesel Engines as Follows: Fuel Injection Mechanism-Namely, Fuel Pumps and Fuel Injectors; Cooling Mechanism-Namely, Water Pumps, Heat Exchangers and Oil Coolers; Timing Gear Mechanism; Power Assembly Mechanism-Namely, Cylinder Kits and Cylinder Liners; Valve Actuating Mechanism-Namely, Camshafts, Rocker Arms and Valves