Small block chevy gen 1 seasoned 2 bolt main caps. Hot tanked / Jet washed Magnafluxed / pressure tested Square decked to 9.010″ Bored .020-.030 & finished honed w/deck plates ARP studs align honed mains Coated cam bearings/ screw in oil plugs Hand washed ready for assembly Ship with in the United States only. Please e-mail us with questions and availability.