Header Fasteners

Header Studs, 12-Point Nuts, Stainless Steel, Polished, 3/8 in.-16, Chrysler, Small Block, Set of 16

Part Number: ARP-445-1301

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Estimated Ship Date: Tomorrow

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Header Bolts, 12-Point, 3/8 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 12

Part Number: ARP-100-1211

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Header Bolts, 12-Point, Custom 450, Black Oxide, Chrysler, Small Block, Set of 14

Part Number: ARP-144-1202

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Header Studs, 12-Point Nuts, Custom 450, Black Oxide, Buick 3.8L, Set of 12

Part Number: ARP-120-1402

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Header Bolts, 12-Point, 5/16 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 0.750 in. U.H.L., Set of 16

Part Number: ARP-100-1208

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Ford, 260, 289, 302, 351W, Set of 16

Part Number: STG-8913B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Header Fasteners, Bolts, Locking, External 12-point, Steel, Nickel Plated, Jeep, 258, L6, Set of 11

Part Number: STG-6918

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Header Fasteners, Bolts, Locking, External 12-point, Steel, Nickel Plated, AMC, 232, 258, L6, Set of 12

Part Number: STG-6917

Not Yet Reviewed

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Header Bolts, Locking, External 12-point, Stainless Steel, Natural, Chrysler, Small Block V8, Set of 12

Part Number: STG-8955

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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• Special Order

Header Fasteners, Bolts, Locking, 12-Point, Steel, Nickel Plated, Chrysler, Small Block, V8, Set of 12

Part Number: STG-8935

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Header Bolts, 12-Point, Stainless Steel, Polished, 3/8 in.-16, Oldsmobile, 330-455, Set of 14

Part Number: ARP-480-1201

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Header Fasteners, Bolts, Locking, 12-point, Seal, Nickel Plated, AMC, Buick, Chrysler, Pontiac, Set of 12

Part Number: STG-8936

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Feb 23, 2026 if ordered today

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• Special Order

Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Chevy, Ford, Chrysler, V8, Set of 16

Part Number: STG-8932

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

BRIGGS HEADER / CARB

Part Number: STG-1901

Not Yet Reviewed

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Header Bolts, 12-Point, 3/8 in. Wrench, Custom 450, Black Oxide, Chevy, Small Block, Drilled, Set of 12

Part Number: ARP-100-1203

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Header Studs, 12-Point Nuts, Steel, Black Oxide, Buick, 350-455, Set of 14

Part Number: ARP-120-1401

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Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Chevy, Set of 32

Part Number: STG-8908

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Header Bolts, Locking, Steel, 3/8-16 in. Thread, 1.25 in. Underhead Length, Dodge, Big Block, Set of 12

Part Number: STG-8916B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, 3/8-16 in., 1.250 in. UHL, Pair

Part Number: STG-8910B

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Ford, 240, 300, L6, Set of 13

Part Number: STG-6914

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Header Studs, 12-Point Nuts, Chromoly, Black Oxide, 9/16 in. Wrench, Chevy, Small Block, Set of 12

Part Number: MIL-81500

1.0 out of 5 stars ( 1 )

Estimated Ship Date: May 5, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Fasteners, Bolts, Locking, External 12-Point, 3/8 x 16 in., Steel, Nickel Plated, Chevy, Set of 8

Part Number: STG-6911

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Dodge, 8.0L V10, Set of 20

Part Number: STG-8909-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Header Bolts, Locking, 1/4-20 in. Thread Size, 12-point Head, Steel, Nickel Plated, 1.250 in. UHL, Pair

Part Number: STG-1901B

Not Yet Reviewed

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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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Estimated Ship Date: Tomorrow