Availability
Header Flanges
Showing In Stock Items. Show All 59 Items.
Header Flanges, Steel, 3/8 in. Thick, 1.84 in. x 1.54 in. Oval Port, Chevy, Small Block, Pair
Part Number: SUM-670200
Estimated Ship Date: Today
Estimated Ship Date: Today
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Header Flanges, Steel, 3/8 in. Thick, 2.0 in. Diameter Round Port, Chevy, Big Block, Pair
Part Number: SUM-670201
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, Chevy, LS, Pair
Part Number: SUM-670202-SS
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, 304 Stainless Steel, 304, 3/8 in. Thick, 1.75 in. Diameter Round Port, Chevy, LS, Pair
Part Number: SUM-670203-SS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Steel, 3/8 in. Thick, 1.75 in. Diameter Round Port, Chevy, LS, Pair
Part Number: SUM-670203
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.0 in. Diameter Round Port, Chevy, Big Block, Pair
Part Number: SUM-670201-SS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flange, 3/8 in. Thickness, 2.500 in. Round Port, Stainless Steel, Big Block Chevrolet Header Bolt Pattern, Chevrolet, Big Block, Each
Part Number: KOK-7041-250-S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, Chevy, LS, Pair
Part Number: SUM-670202
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flange, Stahl Pattern, 304 Stainless Steel, 0.375 in. Thick, 1.875 in. Primaries, Chevy Small Block, Each
Part Number: KOK-7034-S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2.000 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7899
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 1.84 in. x 1.54 in. Oval Port, Chevy, Small Block, Pair
Part Number: SUM-670200-SS
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each
Part Number: KOK-7051S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Stock Bolt Pattern, Steel, Rectangular Port, 0.375 in. Thick, Chrysler, Big Block, Pair
Part Number: PTE-H7828
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.625 in. Oval Port, Gaskets, Bolts, Pair
Part Number: PTE-H7863
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flange, Stainless Steel, 3/8 in. Thick, for use on Honda®, K20 Engine with standard exhaust ports, Each
Part Number: SUM-670208-SS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Header Flange Kits, Chevy Big Block Bolt Pattern, Steel, 0.375 in. Thick, 2.250 in. Port Size, Chevy, Big Block, Pair
Part Number: PTE-H7887
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.750 in. Port, Each
Part Number: KOK-7028-SA
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7832
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold Flange, Stainless Steel, 0.375 in. Thickness, K-series, Each
Part Number: VPE-1460K
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Header Flange Kits, Chevy Big Block Bolt Pattern, Steel, 0.375 in. Thick, 2.125 in. Port Size, Chevy, Big Block, Pair
Part Number: PTE-H7886
Not Yet Reviewed
Estimated Ship Date: Nov 27, 2026 if ordered today
Estimated Ship Date: Nov 27, 2026 if ordered today
Exhaust Manifold Flange, Stainless Steel, 0.375 in. Thickness, H22, Each
Part Number: VPE-1460H
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.125 in. Port, Each
Part Number: KOK-7040S
Not Yet Reviewed
Estimated Ship Date: Dec 31, 2026 if ordered today
Estimated Ship Date: Dec 31, 2026 if ordered today
Exhaust Manifold Flange, Stainless Steel, 0.375 in. Thickness, 1.8T, Each
Part Number: VPE-1460V
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flange, 304 Stainless Steel, 3/8 in. Thick, Subaru, EJ20, Pair
Part Number: VPE-14220S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each
Part Number: KOK-7062S
Not Yet Reviewed
Estimated Ship Date: Jan 5, 2027 if ordered today
Estimated Ship Date: Jan 5, 2027 if ordered today
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