Restoration of a stripped thread.

Nicely done, but you could also eliminate the insert by simply declaring "this takes a larger bolt now"

You haven't lived until you've staked a helicoil into a $30,000 aircraft engine head.

somebody forgot the SF7649 activator-Primer needed for nonferrous metal applications

Insert is nice, all bolts remain the same size.

Helicoils ! The best invention.

So satisfying to watch as an engineer

Very neat work. Helicoil saved the part again.

Yeah, BTDT.

This reminds me, I need a video on how to change out the hot and cold water hoses in my bathroom wall, where a squirrell came up under the house and chewed thru both, leaving him soaked and running back into the woods, but left me to learn plumbing. 😂

now do it for a 1973 sportster primary cover