Stainless Works BBC Round Port 304SS Exhaust Flanges 2-3/8in Primaries (Raised Port Heads Only)

Big Block Chevy round port header exhaust flanges. These flanges come as a pair and are designed for 2-3/8" primaries, also these are used only for raised port BBC heads, laser-cut from heavy-duty 3/8" thick 304 stainless steel for superior resistance to warping from high heat, and comes with a limited lifetime warranty.

Additional Information

Big Block Chevy round port header exhaust flanges. These flanges come as a pair and are designed for 2-3/8" primaries, also these are used only for raised port BBC heads, laser-cut from heavy-duty 3/8" thick 304 stainless steel.

Part Type

Exhaust Flange

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Reference Information

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.375 in. Primaries, Pair

Stainless Works offers replacement header flanges for a variety of vehicle, engine block, and cylinder head-style applications. Laser-cut from heavy-duty 304 stainless steel (to resist warping from high heat), these flanges hold the primary tubes to the exhaust ports on your cylinder heads. Whether building or updating your exhaust system, these components will facilitate a quality installation. Order the header flanges recommended for fitment with your setup.