Availability
CHEVROLET Headers
Header Studs, Hex Nuts, Stainless Steel, Polished, 3/8 in.-16, Chevy, Big Block, Set of 16
Part Number: ARP-400-1413
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Studs, Hex Head, Steel, Black Oxide, Chevy, Chrysler, Pontiac, Set of 12
Part Number: MRG-6312
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Chevy, V6, Small Block V8, Set of 12
Part Number: STG-8911B
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Hex Head, 3/8 in. Wrench, Drilled, Stainless Steel, Polished, Chevy, Big Block, Set of 16
Part Number: ARP-400-1104
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Inner Flange, Aluminum, 0.250 in. Thick, 1.250 in. Port, Each
Part Number: SCH-0101
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, 12-Point, 3/8 in. Wrench, Drilled, Stainless Steel, Polished, 0.875 in. U.H.L., Set of 16
Part Number: ARP-400-1204
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: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.625 in. Round Port, Gaskets, Bolts, Pair
Part Number: PTE-H7864
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 Flanges, No Stubs, Steel, 0.313 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7894
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 Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, 8.1L, V8, Set of 16
Part Number: STG-8912V
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Chevy, Ford, Chrysler, V8, Set of 16
Part Number: STG-8932
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Internal Allen/Hex, Steel, Nickel Plated, Chevy, 348, 409, Set of 14
Part Number: STG-8101S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Flange Big Block Chevrolet
Part Number: KOK-7041-250-S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Chevy, 5.7L, Set of 16
Part Number: STG-8907S
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: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.313 in. Thick Flange, 1.875 in. Port, Each
Part Number: SCH-0164-5
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.50 in. Port, Gaskets, Bolts, Chevy, 4.3L, Pair
Part Number: PTE-H7883
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair
Part Number: PTE-H7893
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Header bolt kit for GM GEN V LT Engines. (10) M8-1.25 x 25mm Grade 18-8 SS header bolts. 10mm head.
Part Number: KOK-BK113
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.000 in. Port, Each
Part Number: KOK-7046BS-2
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, GM, Jeep, 2.8L, Set of 12
Part Number: STG-6910
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolt Kit for LS Engines. (12) M8-1.25 x 25mm Grade 18-8 SS Header Bolts. 10mm head.
Part Number: KOK-BK110
Not Yet Reviewed
Estimated Ship Date: Mar 23, 2026 if ordered today
Estimated Ship Date: Mar 23, 2026 if ordered today
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: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
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