GM Performance, Engine, Mark IV/Gen VI, Bare Block, 4.470" Bore, 9.800 Deck, 4-bolt Mains, 1 Piece Seal, Iron, Big Blo

GM Performance: 19170540, Engines and Components, Engines, Blocks and Components, Engines, Bare Blocks

Engine Block - BBC Gen VI

Engine, Mark IV/Gen VI, Bare Block, 4.470" Bore, 9.800 Deck, 4-bolt Mains, 1 Piece Seal, Iron, Big Block Chevy, Each

GM Performance is the performance parts division of General Motors. With a wide selection of performance upgrade parts specifically for GM vehicles, as well as crate engines, you can add proven performance to stock vehicles. Comes with Standard GM Warranty. New GM OEM Parts

THESE BLOCKS ARE IN THE CRATE A 4.466 FINISHED BORE AT LEAST THE TWO WE MEASURED WERE THAT.......... CATALOG STATES THAT THEY ARE 4.470 FINISHED BORE

NOTE: These parts are oversize and can not be shipped by regular FedEx or UPS. They typically need to be shipped by truck freight only. Our website can only estimate the actual cost for this type of shipment. Also note that shipping to a residential address requires a residential Surcharge that can be as much as $75 or more. We recommend shipping this item to your body shop directly. We will get a shipping quote for your order and contact you with the actual shipping costs for your approval. Thank you for you understanding.