Header Fasteners

Header Studs, 12-Point Nuts, Custom 450, 3/8 in.-16 Base Thread, 3/8 in.-24 Top Thread, Black Oxide, Chevy Small Block, Set of 12

Part Number: ARP-100-1402

4.44 out of 5 stars ( 18 )

Estimated Ship Date: Tomorrow

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: Tomorrow

• Free Shipping

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: Tomorrow

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

Part Number: ARP-420-1402

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Header Studs, Hex Nuts, Custom 450, Black Oxide, Chevy Small Block, Set of 12

Part Number: ARP-100-1412

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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

Part Number: ARP-120-1402

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: ARP-120-1412

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: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order