Spark Plug Insert Thread Pitch: 1.25mm. Spark plug thread repair kit is expertly crafted using high-quality steel components, ensuring long-lasting performance. 4 x Spark Plug Inserts. Thread Inserts Size: 9mm/11mm/16mm/20mm.
TIME-SERT® Spark Plug Insert M14 x 1.25 x 24mm Carbon Steel | Thread Repair
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