NGK 4140 - Possible spark plugs for

Details about NGK 4140 :

  • Threaddiameter: 14.0 mm
  • Threadreach: 11.2 mm
  • Hexsize: 16 mm

Alternative spark plugs for NGK 4140 :

Brand Model
Accel 263
Autolite 133
Champion BL6
Champion V61
Denso ITF24
Mercruiser 33-670
Mercruiser 33-813421
Mercury 8134214
Motorcraft AF901
Splitfire SF13C

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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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