Offering these four vintage spark plug for one price.  Included are (1) CHAMPION 6 COM  (1) CHAMPION X MADE IN U.S.A.. (1) CHAMPION 0A65 MADE IN U.S.A  (1) CHAMPION C-4 MADE IN U.S.A 3 of the 4 appear be unused, all have brass threaded tips, two have knurled brass nuts, two have copper washers.  The CHAMPION X model appears to have been wrenched on, but no sight of use at the spark end.  All are in good++ shape, no rust or damage, no cracks, wear..  None have been tested for spark.