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Old 01-18-2019, 01:57 PM   #37
JSeery
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Join Date: Nov 2012
Location: Wichita KS
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Default Re: didn't use Permatex Thread Sealant when installing heads

Quote:
Originally Posted by RandyMettler View Post
JSeery,


Regarding

"What pressure cap are you using?"

It is a Speedway Spectre 4338 Hexagon Chrome Radiator Cap. I believe it is 11 PSI, if I remember correctly. I have attached a couple of pictures of the cap and radiator setup. I believe it is pretty standard.
Ok, this is a higher pressure cap. Not the norm for the flatheads, but should be fine.
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