BC Broncos header gasket EFI swap - alternate gasket?

[Postalpal]

I bought new headers for my EFI swap, upon starting I have a serious header gasket leak (yes they are tight , very tight) even tightened after a Initial start up Pulled the header back to lift out the gasket and I’d like to know if anyone has had a similar issue ? Or used a better gasket ? I can kinda see where one port is slightly burnt & was maybe leaking out of there
Thank you

 

[bronco italiano]

cometic
Olson's
Remflex
Brew's customs llc. makes real nice gaskets

 

[Oldtimer]

BCB headers have been known to not fit on some aftermarket heads.

BCB headers and AFR heads

Well I got my BC Broncos headers in the mail today and they are super nice. However, I mocked them up to my AFR 165's and found I have a problem. The bottom of the header flange interferes with the unmatchined portion of the heads. This causes the bolt holes to be mismatched by about 3/16 in. I...

classicbroncos.com

 

[Postalpal]

Thaxs
These are original 96 explorer GT40 heads Just wondering if I should go with a different gasket ?

 

[ba123]

I tried a bunch after having some issues with header gaskets and Remflex worked perfectly!

 

[Postalpal]

I can’t get ahold of BC Broncos last couple days to ask them advice. However I did chat with brews custom
They think the issue is because of BCs raised welds & there’s likely won’t work as they shave theirs flat
My friend Rob made a suggestion that I may try or I’ll try ramflex

 

[rocknhorse76]

Go with Remflex gaskets. Be very careful when installing them, as they are fairly brittle.