Header Fasteners

Header Studs, 12-Point Nuts, Stainless Steel, Polished, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12

Part Number: ARP-434-1301

4.78 out of 5 stars ( 23 )

Estimated Ship Date: Monday 9/29/2025

• Free Shipping

Header Bolts, Hex Head, 3/8 in. Wrench, Stainless Steel, Polished, Chevy, Small Block, Set of 12

Part Number: ARP-400-1101

4.75 out of 5 stars ( 65 )

Estimated Ship Date: Monday 9/29/2025

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: Monday 9/29/2025

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

Part Number: ARP-434-1201

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/29/2025

Header Bolts, Hex Head, 1.181 in. UHL, 10mm Wrench, Stainless Steel, Polished, Chevy, LS, Set of 12

Part Number: ARP-434-1102

4.71 out of 5 stars ( 14 )

Estimated Ship Date: Monday 9/29/2025

Header Fasteners, Locking Header Bolts, 3/8 in.-16 Thread, Internal Allen/Hex Head, Stainless Steel, Chevy, Set of 12

Part Number: MRG-2230G

4.54 out of 5 stars ( 26 )

Estimated Ship Date: Monday 9/29/2025

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

Part Number: ARP-400-1111

5.0 out of 5 stars ( 15 )

Estimated Ship Date: Monday 9/29/2025

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: Monday 9/29/2025

Header Studs, 12-Point Nuts, Stainless Steel, Polished, 3/8 in.-16, 1.670 in. U.H.L., Set of 12

Part Number: ARP-400-1402

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/29/2025

• Free Shipping

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

Part Number: ARP-400-1109

4.75 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/29/2025

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: Monday 9/29/2025

Header Bolts, 12-Point, 3/8 in. Wrench, Stainless Steel, Black Oxide, Chevy, Small Block, Set of 12

Part Number: SUM-910212

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/29/2025

Header Fasteners, Locking Header Bolts, Internal Allen/Hex Head, Stainless Steel, Chevy, Set of 12

Part Number: MRG-2235G

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/29/2025

Header Bolts, Hex Head, 20mm UHL, 3/8 in. Wrench, Stainless Steel, Polished, Chevy, LS Engine, Set of 12

Part Number: ARP-434-1101

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/29/2025

Header Bolts, Locking, Double Hex Head, Stainless Steel, Natural, Chevy, Small Block V8, V6, Set of 12

Part Number: STG-8951

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

• Free Shipping

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

Part Number: SUM-910232

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Header Fasteners, Bolts, Hex Head, Stainless Steel, Chevy, Chrysler, Pontiac, Set of 12

Part Number: MRG-2210G

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025

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

Part Number: ARP-400-1412

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/29/2025

Header Fasteners, Bolts, Locking, Double Hex Head, Stainless Steel, Natural, GM, Chrysler, AMC, V8, Set of 12

Part Number: STG-8956

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: ARP-400-1201

4.61 out of 5 stars ( 23 )

Estimated Ship Date: Monday 9/29/2025

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: Monday 9/29/2025

Header Studs, Stainless 12-Point, Buick V6, 3.8L, 12 Pieces

Part Number: ARP-420-1402

Not Yet Reviewed

Estimated Ship Date: Monday 9/29/2025

Header Fasteners, Bolts, Hex Head, Stainless Steel, Natural, 3/8-16 in., Set of 12

Part Number: SUM-G1490

3.36 out of 5 stars ( 25 )

Estimated Ship Date: Monday 9/29/2025

Header Bolts, Hex Head, 3/8 in. Wrench, Drilled, Stainless Steel, Polished, Chevy, Small Block, Set of 12

Part Number: ARP-400-1103

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/29/2025