Header Flanges

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.25 in. Primaries, Pair

Part Number: STW-HFBBC225

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.50 in. Diameter Round Raised Port, Chevrolet, BBC, Pair

Part Number: STW-HFBBCH250RSD

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Turbo Header Flanges, 304 Stainless Steel, 1/2 in. Thick, Chevy GM LS, LSX,, Fits 2.00 in. Primaries, Pair

Part Number: SUM-670300-200

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Header Flange, 304 Stainless Steel, 3/8 in. Thick, Chevy LS, Pair

Part Number: VPE-14332

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Turbo Header Flanges, 304 Stainless Steel, 1/2 in. Thick, Chevy GM LS, LSX,, Fits 1.750 in. Primaries, Pair

Part Number: SUM-670300-175

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Header Flanges, Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, 7.3 Ford Godzilla 21'-up, Pair

Part Number: SUM-670204

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Trick Flow® High Port Heads, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFSBFTFHP188

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, AFR 225 Heads, Fits 2 in. Primaries, Pair

Part Number: STW-HFSBFAFR200

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, AFR 225 Heads, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFSBFAFR188

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2 in. Primaries, Pair

Part Number: STW-HFBBC200

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.125 in. Primaries, Pair

Part Number: STW-HFBBC212

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 2 in. Primaries, Pair

Part Number: STW-HFLS1200

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: PTE-H7831

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Trick Flow® High Port Heads, Fits 2 in. Primaries, Pair

Part Number: STW-HFSBFTFHP200

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.00 in. Diameter Round Port, 7.3 Ford Godzilla 21'-up, Pair

Part Number: SUM-670204SS

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

• Free Shipping

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 1.75 in. Primaries, Pair

Part Number: STW-HFBBC175

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

HDR FLANGE CHEV OUTER SBC

Part Number: PTE-H7833

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFLS1188

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Small Block, Fits 1.625 in. Primaries, Pair

Part Number: STW-HFSBC1625

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flange Kit, Small Block Chevy, 3/8" Thick, Includes 6 Plates

Part Number: MOR-67650

Not Yet Reviewed

Estimated Ship Date: Mar 25, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.875 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7853

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 3V, Fits 1.75 in. Primaries, Pair

Part Number: STW-HF463V175

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFBBC188

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2 in. Port, Gaskets, Bolts, Chrysler, Dodge, 354, 392, Pair

Part Number: PTE-H7837

Not Yet Reviewed

Estimated Ship Date: Mar 24, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order