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Stainless Works Small Block Chevy round port header exhaust flanges are supplied as a pair and designed for 1-5/8" primaries to match round SBC ports. Each flange is laser-cut from heavy-duty 3/8" thick 304 stainless steel for improved resistance to warping from high exhaust temperatures and to provide a true mating surface for headers. The pair is intended for reliable header fabrication or replacement on Small Block Chevy applications.
Stainless Works Small Block Chevy Round Port Header 304SS Exhaust Flanges 1-5/8in Primaries
