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Stainless Works 304 stainless exhaust flange pair for Big Block Chevy round-port headers, sized for 1-3/4" primaries. Laser-cut from heavy-duty 3/8" thick 304 stainless steel to resist warping under high heat. Sold as a matched pair and backed by a limited lifetime warranty, it’s suited for header fabrication or replacement where durability matters.
Stainless Works Big Block Chevy Round Port Header 304SS Exhaust Flanges 1-3/4in Primaries
