1957 Mercury Monterey, Montclair, Commuter, Voyager, Colony Park.        368 Y-BLOCK VALVE COVERS.     With Oil Filler Tube.    These are ORIGINAL FORD PARTS..    The Valve Covers are in Excellent Condition.  No Dents or Dings. They are factory straight.  Great oil filler tube. Nice and round.  These look to have the original blue finishes.  They are Very Clean on the insides.  No Rust.   Overall, this is an Excellent Pair of Original Mercury Y-Block Valve Covers.    Please email with questions.                   041317-7                       WE HAVE AN EBAY STORE WITH THOUSANDS OF ORIGINAL FORD PARTS. CHECK IT OUT.