1991 Headers

Header Bolts, 12-point, 3/8 in.-16 Thread Size, Steel, Zinc Color, 1.00 in. Underhead Length, Chevrolet, Big Block, Set of 16

Part Number: EW1-276454

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Headers, Circle Track, IMCA Modified, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Ford, Pair

Part Number: SCH-362

5.0 out of 5 stars ( 1 )

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Header Flanges, Steel, 0.250 in. Thick, 1.625 in. Port, Each

Part Number: SCH-0410WS

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Headers '5/16" flange, 16ga primaries, 2 1/4"16ga reducers included, excellent spark plug access.

Part Number: SCH-1485-22

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Estimated Ship Date: Apr 15, 2026 if ordered today

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Headers, Truck/Tractor Pull, Upsweep, 1 3/4 in. Primaries, 3 in. Collector, Chevy Small Block, Pair

Part Number: SCH-1514-3

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Headers, Circle Track, 4-1 One-Piece, Steel, 1 5/8 in. Primaries, 3 in. Collector, 602 Crate Engine, Chevy, Pair

Part Number: SCH-151ECM2

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Headers, Circle Track, 4-1 One-Piece, Steel, 1 5/8 in. Primaries, 3 in. Collector, 604 Crate Engine, Chevy, Pair

Part Number: SCH-151ECM

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Estimated Ship Date: Apr 14, 2026 if ordered today

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Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.250 in. Port, Each

Part Number: KOK-7041S

4.0 out of 5 stars ( 1 )

Estimated Ship Date: May 28, 2026 if ordered today

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Exhaust Block-Off Plates, Ford, Small Block, Pair

Part Number: CTR-84-600

3.0 out of 5 stars ( 2 )

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 2.125 in. Port, Each

Part Number: SCH-0613

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Headers, Demolition Derby, Upsweep, 1 5/8 in. Primaries, Ford Small Block Windsor, Pair

Part Number: SCH-3522

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

Part Number: STW-HFSBC1625

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Estimated Ship Date: Jun 3, 2026 if ordered today

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

Part Number: STW-HFSBF2188

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Estimated Ship Date: Jun 3, 2026 if ordered today

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

Part Number: SCH-0321

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Header Flanges, No Stubs, Steel, 0.313 in. Thick Flange, 1.875 in. Port, Each

Part Number: SCH-03131-5

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.625 in. Port, Each

Part Number: SCH-0320-5

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Cylinder Head Bolts, Stainless Steel, 12-Point, Ford, 289-302, with 351W, Edelbrock Performer, RPM Heads

Part Number: ARP-454-3705

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Estimated Ship Date: Apr 30, 2026 if ordered today

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Headers, Demolition Derby, Upsweep, 1 5/8 in. Primaries, Mopar Small Block, Pair

Part Number: SCH-4522

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 8, 2026 if ordered today

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

Part Number: MOR-67650

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Estimated Ship Date: Apr 28, 2026 if ordered today

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

Part Number: SCH-0414

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

Part Number: SCH-08311

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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 )

Estimated Ship Date: Today

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

Part Number: SCH-0306

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Estimated Ship Date: Apr 14, 2026 if ordered today

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

Part Number: SCH-0602

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Header Bolts, Split Lock, 3/8-16 in., 12-Point, Steel, Black Oxide, Chevy, Mopar, AMC, Single Replacement, Each

Part Number: SUM-910120-1

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Estimated Ship Date: May 27, 2026 if ordered today

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