Champion STK 661 - Possible spark plugs for

Details about Champion STK 661:

  • Gap: 0.7 mm
  • Threaddiameter: M12x1.25
  • Threadreach: 19 mm
  • Hexsize: 16 mm
  • Terminaltype: M4/SAE

Alternative spark plugs for Champion STK 661:

Brand Model
Champion A57C
NGK R217-10
NGK stk 1059

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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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