Posted by Doug Elliott on March 03, 2000 at 11:03:56:
In Reply to: Re: BIG PROBLEM-PLEASE HELP!!! posted by Jim Tyler on March 01, 2000 at 12:03:13:
Helicoils don't work on valves because the top of the valve is sheet metal, not solid. I make a new stem on a lathe with larger threads custom-made to whatever works. I guess you could solder a piece on to retap, but I haven't tried it.