2000 Header Flanges

Header Flanges, 304 Stainless Steel, 304, 3/8 in. Thick, 1.75 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670203-SS

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Estimated Ship Date: Monday 11/10/2025

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Header Flanges, Steel, 3/8 in. Thick, 1.84 in. x 1.54 in. Oval Port, Chevy, Small Block, Pair

Part Number: SUM-670200

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 11/10/2025

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, Chevy, LS, Pair

Part Number: SUM-670202-SS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

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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

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

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

Part Number: SUM-670202

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2 in. Port, Gaskets, Bolts, Chevy, Small Block, Pair

Part Number: PTE-H7895

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

FLANGE, FLANGE SBC 2" STAHL, 5/16'' TH

Part Number: SCH-0145-5

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Estimated Ship Date: Monday 11/10/2025

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: Monday 11/10/2025

• Free Shipping

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

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

• Free Shipping

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 )

Estimated Ship Date: Monday 11/10/2025

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2.000 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7899

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

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: Monday 11/10/2025

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.50 in. Port, Gaskets, Bolts, Chevy, 4.3L, Pair

Part Number: PTE-H7883

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.625 in. Oval Port, Gaskets, Bolts, Pair

Part Number: PTE-H7863

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 11/10/2025

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

Part Number: PTE-H7894

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 11/10/2025

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 )

Estimated Ship Date: Monday 11/10/2025

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

Part Number: KOK-7051S

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Flange Big Block Chevrolet

Part Number: KOK-7041-250-S

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

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 30, 2025 if ordered today

• Drop Ship
• Special Order

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: Monday 11/10/2025

Header Flange, 304 Stainless Steel, 3/8 in. Thick, for use on Honda®, B-Series, Each

Part Number: VPE-1460

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025

Header Flanges, Outer Flange, No Stubs, Stainless, 0.375 in. Thick, 2.000 in. Port, Gaskets, Bolts, Each

Part Number: KOK-7011S

Not Yet Reviewed

Estimated Ship Date: Dec 30, 2025 if ordered today

• Drop Ship
• Special Order

Header Flanges, Stock Bolt Pattern, Steel, Oval Port, 0.313 in. Thick, Chevy, Small Block, Pair

Part Number: PTE-H7825

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order

Header Flange, 304 Stainless Steel, 3/8 in. Thick, for use on Honda®, F20C, Each

Part Number: VPE-1460F

Not Yet Reviewed

Estimated Ship Date: Monday 11/10/2025