1967 Corvette engine block GM 3904351 standard bore

1967 original corvette 4-bolt main block. The block casting number is 3904351 with a casting date of H 23 6, which is August 23, 1966. The flat head surfaces have been rebroached, and the head surfaces, including the engine pad, appear to be a virgin surface, with the correct broached finish. This block also has the correct "HIPER" in larger letters on the rear right side of the block. This block has not been over bored and it has a standard bore of 4.250". There are no cracks or repairs to this block. 4 GM original main caps are included with this block. What you see in the attached pictures is what you are bidding on, no more and no less.