Hedman Header Gasket - Round California Car Duster and the bracket

and the bracket

this set is an excellent preventative replacement item whenever doing other engine work

adjustable from 4-8 PSI

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Top this Filler Neck with CSR 970CAP or any standard radiator cap

Hedman Header Gasket - Round California Car Duster and the bracketHedman Hedders Hedder Flange Gaskets For Chevy 283 400 Hedman Hedder flange gaskets have been formulated and designed specifically for use with Hedman Hedders. The malleable properties of our special gasket material works in synch with the sealing rings around the ports on our head flange, to ensure a secure seal. Hedman Hedders Exhaust Hedder Gasket 27500 Round Made w Special Material Developed For Hedman Made To Be Exact Matches For Flanges Insure