Spark Plug Thread Repair Kit

Spark Plug Thread Repair Kits for Stripped Threads

Spark plug thread repair kits are used to fix stripped or damaged threads in cylinder heads without replacing the entire part. These kits include the tools and inserts needed to rethread the spark plug hole and restore a secure, functional fit. Ideal for aluminum heads and high-mileage engines, they’re a cost-effective solution for both professionals and DIYers. Shop spark plug thread repair kits now at JB Tools.