Posted by GordoSD on April 21, 2013 at 13:59:00 from (216.106.244.97):
"Machinist's Workshop" recently published information on various penetrating oils. The magazine reports they tested these products for "break out "torque" on rusted nuts and bolts. A test was made of popular penetrating oils, with the unit of merit being the torque required to remove the nut from a "scientifically rusted" boltAverage torque load to loosen nut: No Oil used ........................516 foot pounds WD-40 ..................... ........238 foot pounds PB Blaster .........................214 foot pounds Liquid Wrench ......................127 foot pounds Kano Kroil .........................106 foot pounds ATF/Acetone mix...................... 53 foot pounds The ATF/Acetone mix is a "home brew" mix of 50/50 automatic transmission fluid and acetone. Note this "home brew" released bolts better than any commercial product in this one particular test. Our local machinist group mixed up a batch, and we all now use it with equally good results. Note also that Liquid Wrench is almost as good as Kroil for 20% of the price. ATF/Acetone mix is best, but you can also use ATF and lacquer thinner in a 50/50 mix. ATF
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Today's Featured Article - The Fordson F Ignition System - by Anthony West. A fellow restorer contacted me earlier this year asking for some help and advice on a model F that he was restoring. He had over a period of months spent a fair amount of his hard earned cash on replacement parts for the old "trembler" ignition. Sadly though all his efforts seemed to be a waste of time and money as he still couldn''t get the temperamental old thing to run correctly!! If i said that this was a little frustrating for him that would be "conservative" in fact the problem had reduce
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