Anyone used this Hylomar Blue sealant on exhaust headers with or without gaskets, and other head gaskets surfaces
Never dries, non-hardening, so not like other gupps, Parts can removed and be reassembled.
Developed for R/R gas turbine jet engines used at 44k ft in the sky, so must be good.
Friend recommended this stuff for a engine refresh project.
Unable to see his build yet due to our fearless leader in Ottawa.
So just asking, I am keeping a open mind.