Champion 121 - Possible spark plugs for

Alternative spark plugs for Champion 121:

Brand Model
ACDelco MR43T
ACDelco R42CT
ACDelco R42T
ACDelco R43CT
ACDelco R43T
Autolite 136
Autolite 144
Autolite 145
Bosch 7968
Bosch HR8A
Bosch HR8AC
Champion BL8
Champion RBL8
Champion RV8C
Denso T20RU
Mighty M4RF4
Mopar 4339492
Motorcraft AF3
Motorcraft AF3C
Motorcraft ARF3
Motorcraft ARF4
Motorcraft ASF3C
Motorcraft ASF42CF4
Motorcraft ASF4C
Splitfire SF14E
Splitfire SM14E

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SPARK PLUG CONVERTER

The Spark Plug Cross references are for general reference only. Check for correct application and spec/measurements. Any use of this cross reference is done at the installers risk.
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