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Spark Plug Thread Repair Kit
Spark Plug Repair Kit

Contains special inserts for spark plug repair with metric thread forms and imperial length measurements including 3/8 and 3/4.

The included pilot nose tap allows for accurate self alignment and allows successful thread repair without the need for drilling.

This kit provides an inexpensive repair of spark plug ports without replacing cylinder heads and is available to repair spark plugs in diameters including M10, M12, M14 and M18.