Fix-A-Thred Plug-Saver Spark Plug Thread Repair Kits provide professional mechanics, engine rebuilders and do-it-yourselfers with an easy method for permanently repairing worn or stripped port threads for both taperseat and gasket plugs.
The Plug-Saver is designed for reliable repair of both alloy and cast-iron heads, utilizing a mechanical locking system that ensures permanent installation.
The Plug-Saver system is designed to repair and restart crossed threads spark plug port threads in automobiles, trucks, motorcycles, boats, lawn and garden equipment, chainsaws and more. And most repairs require no drilling out of port threads. The Plug-Saver kit contains every tool needed including three different length inserts, a pilot tap, expanding tool, and clearly illustrated step-by-step instructions. In addition, to the general-use Plug-Saver kit, there is also a Fix-A-Thred kit designed specifically to repair the spark plug port threads on Ford Triton engines.