(1) R42CTS GM General Motors AC DELCO Spark Plug Nos OEM Sold Individually

OEM # R43CT6 GM General Motors AC DELCO spark plug NOS

OEM # R42T GM General Motors AC DELCO ACNITER spark plug

OEM # R42CTS GM General Motors AC DELCO # R42CTS spark plug 2 PIECES

AC Delco C45L Commercial Spark Plug Lot Qty 3 Three GM General Motors NOS

OEM # MR43T GM General Motors AC DELCO spark plug 1 PIECES NEW NOS

OEM # R43S " acniter "GM General Motors AC DELCO vintage spark plug

OEM # R46TSX GM General Motors AC DELCO spark plug 6 PIECES NEW NOS