We are offering Chevrolet 454 Gen VI 4 Bolt Roller CNC Machined Bare Blocks. Available in bore sizes .030, .040 and .060 please specify at time of purchase. The block has been thermally cleaned in our Ace pyrolytic furnace, shot blasted and magnafluxed. All threads are cleaned and repaired as necessary. Using our new RMC CNC machining center blocks are precision bored and head gasket surfaces decked for use with composite gaskets (MLS surface finish available upon request). Cylinders are Plateau Honed in our new Rottler H85AXY CNC honing machine for accurate bores and finish. Main bores are honed on our Sunnen CH-100 Horizontal honing machine to ensure proper bearing crush and alignment of main bores. Block are then cleaned in our Axe hot tank, cam bearings, expansion plugs and threaded plugs for water and oil are installed then inspected and wrapped for shipping.

Block Price $1100.00

Free Shipping to the Continental U.S.

No Core Return Required

Upgrade ARP mains bolts $110.00

Upgrade Brass expansion plugs $35.00


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