This listing is for an Engine Overhaul Gasket Set plus head bolts compatible replacements for 1957-1979 small block Chevy 283, 307, 327, and 350 V8 engines with a 2-piece rear main seal and left-hand oil pan dipsticks. This kit will not fit the 305 and 400 V8 engines. It includes all the necessary gaskets and seals for one complete engine rebuild. Gasket set includes the following pieces: Cylinder head gaskets, intake manifold gaskets, valve cover gaskets, exhaust manifold gaskets, timing cover gasket, timing cover seal, oil pan gaskets, water pump gaskets, fuel pump gasket, thermostat water outlet housing gaskets, distributor gasket, o-ring valve stem seals, and rear main seal.