1 theory is that the combustion pressure is high enough to leak past the head gasket or through the crack but the coolant pressure is not. No coolant in the cylinder no coolant to leak past the rings into the oil.
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Diodes i beleive are an electrical tap. allows current to flow one way, I have used them for years with no problems, However there are positive & negitive ones so if you have switched polarity which often one does if converting to 12 volt , ie neg earth then you need the correct polarity...
i noticed no replies on this and thought i would try to help out. here is a link to a thread on the barn http://www.fordbarn.com/forum/showthread.php?t=9515 i hope this helps.
even if i check the keep me logged in box i have to log in every time i exit the sit. this is due to my browser settings being told to "delete history on exit". this setting is found in internet explorer 8 under tool/internet options on the general tab. looking at your browser history settings...
Brentwood Bob is so correct in his directive. if you look at my avatar you will see what i found after replacing the oil pan.(the car was in a garage without a pan on the engine for years) after running the engine and discovering a sticky valve or 2 i pulled the chamber cover and found this...
I usually just lurk because I can usually find what I am looking for. Oh and if I do have a question I already know that I need a judging standards book, or the one from Less Andrews and a set of the service bulletins to answer my questions, so there is no reason to post.