OEM Fix-a-thread Kit tap out spark plug prep for helicoil
Cross-threaded spark-plug hole was not allowing the plug to seat all the way, causing erratic motor function. Purchased OEM fix-a-thread kit to ...





Cross-threaded spark-plug hole was not allowing the plug to seat all the way, causing erratic motor function. Purchased OEM fix-a-thread kit to ...
www.repairengineering.com Step-by-step animation of thread repair process using a HeliCoil insert.