Originally Posted by
larwyn
All penetrating oils are not equal. PB blaster seems quite popular and I keep a can of that around but the absolute best, according to many, is a 1:1 mixture of acetone and automatic transmission fluid.
only the best among people who haven't used Kroil. Acetone and ATF aren't miscible, I fail to see why anyone thinks either is a suitable penetrating oil. PB blaster or liquid wrench or any of a number of real penetrating oils (not WD40) will work just find for this application.