These BluePrint Engines Chevrolet 454 engine blocks are the perfect foundation for your high performance engine. They are manufactured from cast iron and are available in your choice of 9.800 in. or 10.200 in. deck heights to suit your engine's needs. The engine blocks use a standard-position camshaft location, 4-bolt splayed ductile iron main caps, standard main bearing journals, and a standard oil filter location. They are available in different bore diameters, so you can choose the best option for your combination.
2 Piece rear seal, 10.200 deck height, Open wall, 4.250" bore