Whether it's a 632 in a Chevy ... fix header leaks, using the right gasket and installing it properly is critical. Ideally, a header-flange gasket should have openings larger than the exhaust ...

These '92-and-up LT1 Corvette headers ... These big-block Chevy street rod headers will fit most early chassis. They come complete with flange gaskets, collector gaskets, and hardware.

Gibson Performance has been adding the bark for many years, and since ... keep the exhaust from dirtying up the trailer. The headers came with all of the necessary hardware and gaskets for the ...