D.S.S. Racing Level 20 Blocks

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CNC race prepped blocks feature D.S.S.'s exclusive ''Ultra Seal'' cylinder prep which provides ring seal and power second to none. Each block has over 35- blueprinting operations performed including elliptical cylinder chamfer & are dyno proven to produce 40+HP over a standard production block. CNC clearanced for stroker applications & include thread in freeze plugs. Excellent for blower, turbo or nitrous applications.