NGK STK 4921 - Possible spark plugs for

Details about NGK STK 4921:

  • Threaddiameter: 14.0 mm
  • Threadreach: 9.5 mm
  • Hexsize: 19 mm

Alternative spark plugs for NGK STK 4921:

Brand Model
Autolite 2974
Denso W22MP-U
Denso stk 6027
NGK BPM7Y

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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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