Chevrolet Performance Engine - Bare Block - 4.065 in Bore - 9.240 in Deck - Standard Main - 6-Bolt Mains - 1-Piece Seal - Aluminum - Natural - GM LT-Series - Each-19431901--Notes: 4.065 Bore 9.240 Deck Height State Restrictions- Canada Restriction-NO -Emission Warnings--NO Truck Freight ---YES