Header Fasteners

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

Part Number: SUM-910120

4.54 out of 5 stars ( 26 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point, 3/8 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 1.000 in. U.H.L., Set of 16

Part Number: ARP-400-1212

4.88 out of 5 stars ( 32 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point Head, 30mm UHL, 3/8 in. Wrench, Steel, Black Oxide, Chevy, LS Engine, Set of 12

Part Number: ARP-134-1202

5.0 out of 5 stars ( 44 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point Head, 30mm UHL, 3/8 in. Wrench, Stainless Steel, Polished, Chevy, LS Engine, Set of 12

Part Number: ARP-434-1202

4.38 out of 5 stars ( 32 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point, 5/16 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 1.000 in. U.H.L., Set of 16

Part Number: ARP-400-1210

4.98 out of 5 stars ( 48 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point, 3/8 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 0.750 in. U.H.L., Set of 16

Part Number: ARP-400-1202

4.64 out of 5 stars ( 28 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point Head, 20mm UHL, 3/8 in. Wrench, Steel, Black Oxide, Chevy, LS Engine, Set of 12

Part Number: ARP-134-1201

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 3/8-16 in., 12-Point, Stainless Steel, Polished, Chevrolet, Big Block, Set of 16

Part Number: ARP-400-1217

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point, 5/16 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 1.000 in. U.H.L., Set of 12

Part Number: ARP-400-1209

4.53 out of 5 stars ( 15 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, Split Lock, 5/16-18 in., 12-Point, Stainless Steel, Mopar, Small Block LA, Set of 12

Part Number: SUM-910125

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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

Part Number: ARP-100-1212

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 3/8 in.-16, 12-Point, Steel, Black Oxide, Chevy, Ford, Set of 16

Part Number: BBK-1577

4.25 out of 5 stars ( 8 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, Split Lock, 8mm x 1.25, 12-Point, Steel, Black Oxide, Chevy LS, Ford 4.0L, Set of 12

Part Number: SUM-910123

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point Head, 30mm UHL, Stainless Steel, Polished, Chevrolet, Gen V, 6.2L, Set of 10

Part Number: ARP-434-1103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point, Stainless Steel, Polished, 5/16 in.-18, Chrysler, Small Block, Set of 14

Part Number: ARP-444-1202

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Friday 12/26/2025

Header Fasteners, Bolts, Hex Head, Steel, Black Oxide, Chevy, GM, Set of 16

Part Number: MOR-38713

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

Header Bolts, Split Lock, 8mm x 1.25, 12-Point, Steel, Black Oxide, Ford Modular, Chevy 8.1L, Set of 16

Part Number: SUM-910124

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point, 3/8 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 1.000 in. U.H.L., Set of 12

Part Number: ARP-400-1211

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point, 5/16 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 16

Part Number: ARP-100-1210

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Friday 12/26/2025

Header Bolts, 12-Point Head, 30mm UHL, Chromoly, Black Oxide, Chevrolet, Gen V, 6.2L, Set of 10

Part Number: ARP-134-1103

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025

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: Friday 12/26/2025

Header Bolts, 12-Point, 5/16 in. Wrench, Stainless Steel, Polished, 3/8 in.-16, 0.750 in. U.H.L., Set of 12

Part Number: ARP-400-1207

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 12/26/2025

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

Part Number: ARP-100-1203

Not Yet Reviewed

Estimated Ship Date: Friday 12/26/2025