Header Flanges

Header Flanges, Steel, 3/8 in. Thick, 1.75 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670203

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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

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Header Flanges, Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670202

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Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each

Part Number: KOK-7046AS

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.750 in. Port, Each

Part Number: SCH-0309

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Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.313 in. Thick, 2.000 in. Port Size, Ford, 429, 460, Pair

Part Number: PTE-H7871

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.500 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7842

5.0 out of 5 stars ( 1 )

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7890

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Header Flange, Mild Steel, 1/2 in. Thick, for use on Honda®, K-Series, Each

Part Number: VPE-14610K

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.875 in. Port, Each

Part Number: SCH-0112

5.0 out of 5 stars ( 1 )

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.75 in. Port, Gaskets, Bolts, Ford, 260, 289, 302, 351W

Part Number: PTE-H7870

5.0 out of 5 stars ( 2 )

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.625 in. Round Port, Gaskets, Bolts, Pair

Part Number: PTE-H7864

5.0 out of 5 stars ( 2 )

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.625 in. Port, Each

Part Number: SCH-01101

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Header Flanges, Header Flange Kits, Stock Bolt Pattern, Steel, 0.313 in. Thick, 1.750 in. Port Size, Chrysler, Dodge, Plymouth, Small Block, Pair

Part Number: PTE-H7880

1.0 out of 5 stars ( 1 )

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Header Flanges, No Stubs, Stainless 0.375 in. Thick, 1.625 in. Port, Each

Part Number: KOK-7028S

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Header Flange, 304 Stainless Steel, 3/8 in. Thick, for use on Honda® Civic Si, K24, Each

Part Number: VPE-14224

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.875 in. Port, Each

Part Number: SCH-0316

5.0 out of 5 stars ( 1 )

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Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each

Part Number: KOK-7046BS

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Exhaust Manifold Flange, Mild Steel, 0.500 in. Thickness, Honda K24, Each

Part Number: VPE-14724

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Header Flange, Mild Steel, 1/2 in. Thick, for use on Honda®, H22, Each

Part Number: VPE-14610H

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Header Flange, Mild Steel, 1/2 in. Thick, for Nissan, SR20DE, Each

Part Number: VPE-14620N

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 2.000 in. Port, Each

Part Number: SCH-0136

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 2.000 in. Port, Each

Part Number: SCH-0426

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Header Flanges, No Stubs, Steel, 0.250 in. Thick, 1.625 in. Port, Each

Part Number: SCH-0432

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