Hemi block with no vin numbers. Is standard bore. Block has been magnafluxed and pressure tested. Never blown up, no damage of any kind. Cylinders will clean with light honing (perhaps plus .010). Block comes with matching main caps and studs. Date code is 5/13/74. For an additional charge seller can machine block and prepare for assembly per buyer request. Decks of block have been factory o-ringed, and does not need resurfacing.