NGK STK 4577 - Possible spark plugs for

Details about NGK STK 4577:

  • Threaddiameter: 14.0 mm
  • Threadreach: 9.5 mm
  • Hexsize: 20.8 mm

Alternative spark plugs for NGK STK 4577:

Brand Model
Autolite 72
Autolite AR72
Champion J12YC
Champion stk 10
General Motors 5612390
NGK R5670-7

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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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