Availability
Header Fasteners
Header Bolts, Hex Head, 5/16 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 0.750 in. U.H.L., Set of 16
Part Number: ARP-100-1108
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, 3/8 in.-16, 12-Point, Steel, Black Oxide, Chevy, Ford, Set of 16
Part Number: BBK-1577
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Locking, Internal Allen/Hex, Steel, Nickel Plated, 10mm x 1.5, Ford, 5.0L Modular, Set of 16
Part Number: STG-8914C
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolt, Steel, Black Oxide, Reduced Hex Head, 3/8 in.-16, 0.750 in. Length, Set of 12
Part Number: TRD-8885
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Split Lock, 5/16-18 in., 12-Point, Stainless Steel, Mopar, Small Block LA, Set of 12
Part Number: SUM-910125
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Hex Head, 5/16 in. Wrench, Custom 450, Black Oxide, 3/8 in.-16, 1.000 in. U.H.L., Set of 12
Part Number: ARP-100-1109
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, 3/8-16 in., 1.000 in. UHL, Ford, Set of 16
Part Number: STG-8934
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Hex, 8mm x 1.25 Thread, Steel, Zinc Plated, 30mm Underhead Length, Ford, 4.6L, 5.4L, Set of 16
Part Number: BBK-1624
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, AMC, Buick, Dodge, Pontiac, Set of 12
Part Number: STG-8916A
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Wedge Locking, Hex Head, Steel, Black Oxide, 3/8-16 in. Thread, 1 in. UHL, Chevy, Set of 12
Part Number: PRO-66753
Need It Sooner? We recommend these similar substitute parts:
Header Studs, 12-Point Nuts, Custom 450, Black Oxide, Chrysler, Small Block, V8, Set of 16
Part Number: ARP-245-1301
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chrysler, Small Block, V8, Set of 12
Part Number: STG-8915
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, Wedge Locking, Hex Head, Steel, Black Oxide, 3/8-16 in. Thread, 0.750 in. UHL, Chevy, Set of 16
Part Number: PRO-66752
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Ford, 260, 289, 302, 351W, Set of 16
Part Number: STG-8933
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Studs, Hex Nuts, Custom 450, Black Oxide, Chevy, Big Block, Set of 16
Part Number: ARP-100-1413
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Hex Head, Steel, Black Oxide, Chevy, Chrysler, Pontiac, Set of 12
Part Number: MIL-84542
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, 3/8-16 in., 1.500 in. UHL, Set of 16
Part Number: STG-8932B
Estimated Ship Date: Nov 20, 2026 if ordered today
Estimated Ship Date: Nov 20, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Dodge, 5.9L Diesel, 6.7L Diesel, Set of 12
Part Number: STG-6935
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Locking, Double Hex Head, Stainless Steel, Natural, Chevy, Small Block V8, V6, Set of 12
Part Number: STG-8951
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Double Hex Head, 8mm x 1.25, Steel, Nickel Plated, Ford, 4.6, 5.4L, Set 16
Part Number: STG-8906M
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, M8 x 1.25 Thread, 25.00 mm. UHL, External Hex, Stainless Steel, Hemi, Ford Modular, Set of 16
Part Number: KOK-BK111
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Hex, Steel, Nickel Plated, Chevy, Gen V, LT, Set of 10
Part Number: STG-8917
Estimated Ship Date: Today
Estimated Ship Date: Today
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