Helicoil 5334-14 Thread Repair Kit M14 X 1.25in.

This item is brand-new, factory sealed.

• the only thread repair product that can be used to repair both taper seat and gasket type spark plug assemblies
• three insert lengths are available to accommodate all spark plug reaches
• positive mechanical locking feature means the insert will never come out!
• the piloted reamer tap means no drilling is necessary and perfect alignment of the tapped hole
• available in kit or set for the do-it-yourselfer and professional engine rebuilder
• sav-a-thread is the easiest way to permanently repair stripped spark plug hole threads
• virtually all engines built today have aluminum cylinder heads
• combining this with the growing number of do-it-yourselfers and the need for quick, easy, on-the-spot repairs makes sav-a-thread a must for every store and shop.