Originally Posted by Beezer
timecerts are not "better", only different. helicoils have been used on aircraft engines for new installation as well as certified repair for at least 60-70 years. I have 36 years as an aircraft mechanic... never seen a properly installed helicoil fail. to install a timesert you have to drill a bigger hole in the parent metal
Agreed. Always consider the advice of an aircraft mechanic. They repair and rebuild engines, airframes and other systems that lives depend on.