I swear by this stuff. I tried everything to free up the heat valve in the exhaust manifold in a 1972 Hornet. PB blaster, WD40, Triflo, Liquid Wrench, etc. The next day after using this stuff it freed up. It is not cheap but sure works.

Kroil

Last edited by garym; 03/23/07 03:56 AM.
1997 T-100 4X4 Xcab,Warn Hubs
02 Camry LE
2008 Yaris