Product Description: New Major Engine Overhaul KIt for DT466B, DTI466B, DT466C, DTI466C CID 6 cyl. turbo diesel engines., Standard Bore: 4.3" Cupped Head Piston. Serial number is stamped on upper left hand side of enginecrankshaft, below intake manifold. Kit includes: Piston liner kit, main bearing Set (3), connectingrod bearing, connecting rod bushing, camshaft bearing set (3), upper gasket set, and lower gasketset with seals. Fits Case-IH engines. 6 CYL TURBO DIESEL STD BORE: 4.3", CUPPED HEAD PISTON S/N is Stamped on Upper LH side of Engine Crankcase below Intake Manifold