Date: Wed, 18 Mar 1998 14:28:18 -0800 From: John Kunkel <JohnLKunkelnopsamdnet.att.net> Subject: Re: silicon brake fluid
r morella wrote: > > >Sure the pedal may be a bit mushier, but it's so subtle you can't tell the > >difference after a few miles. The stuff IS compatible with DOT 3 and DOT 4, so > >I don't see the problems that everyone else is noting. > > A very well researched book "the Brake Handbook" by Fred Puhn, > specifically states that silicone bf is NOT compatible with dot3/4. > Either he's wrong or you are. My understanding is that the U.S. Department of Transportation req- uires all brake fluids that carry the DOT label be compatible. I don't know what their definition of "compatible" is but I would guess that it means no chance of brake failure by mixing grades. John
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