These black powder-coated, cast aluminum valve covers have been removed from brand new, never ran Chevrolet Performance big block crate engines.

Includes:
(1) 12553667 Valve cover with oil fill hole & vent/pcv hole.
(1) 12553667 Valve cover with vent/pcv hole.
(2) 10126727 OEM silicone valve cover gasket/seal installed.
(14) 25520079 Valve cover bolts.