Copper gaskets

iangillies at alamedanet.net iangillies at alamedanet.net
Wed Feb 4 09:27:52 PST 2009


Ernie is the king gasket maker!

> I certainly have heard of people doing this (permatex). I wonder what
> is the most important variable to take into consideration, perfectly flat
> mating surfaces or max pressure? What about getting "blown out" by
> crankcase pressure?
>
>
>
>> The problem with copper is that it does not spring quite as much as a
>> steel ridged gasket.  So you can get leakage at the pressure areas of
>> oil and water passage. IIRC the oil passage is after the oil jet so is
>> probably pretty low pressure, but the water passage will be 10-15 psi.
>>  I still want to build a motor using permatex gasket flange maker as a
>> base gasket and see if it works.
>




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