Availability
Header Fasteners
Header Bolts, Wedge Locking, Hex Head, Steel, Black Oxide, 3/8-16 in. Thread, 0.750 in. UHL, Chevy, Set of 12
Part Number: PRO-66751
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Hex Head, Steel, Black Oxide, Chevy, Chrysler, Pontiac, Set of 12
Part Number: MRG-3409
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, 3/8-16 in., 1.250 in. UHL, Pair
Part Number: STG-8910B
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Hex Head, Steel, Nickel Plated, Toyota, 4.7L, 5.7L, V8, Set of 16
Part Number: STG-8919
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Flanged Hex Head, 3/8-16 in., 0.750 in. Underhead Length, Set of 12
Part Number: SCH-3006-12
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Allen Head, Steel, Black Oxide, Chevy, Chrysler, Pontiac, Set of 12
Part Number: MRG-916
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolt, Hex Head, Steel, Black Oxide, 3/8 in.-16, 0.750 in. U.H.L., Set of 12
Part Number: MIL-84540
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Internal Allen/Hex, Steel, Nickel Plated, 3/8-16 in., 0.750 in. UHL, Pair
Part Number: STG-8910
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Self-Locking Wedge Header Bolts, Hex Head, Steel, Nickel Plated, M8 x 1.0 Thread Size, 1.181 in. Underhead Length, Set of 16
Part Number: PRO-66826
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Header Bolt Kits, Flanged, 3/8 in. - 16 Thread Size, Steel, Black Oxide, 0.750 in. Underhead Length, Set of 12
Part Number: EDL-8540
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Bolts, Hex, 3/8-16 in. Thread, Steel, Zinc Plated, 1.00 in. Underhead Length, Set of 12
Part Number: PTE-H7973
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, 12-point, Seal, Nickel Plated, AMC, Buick, Chrysler, Pontiac, Set of 12
Part Number: STG-8936
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Ford, 6.8L, V10, Set of 20
Part Number: STG-8905
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Internal Allen/Hex, Steel, Nickel Plated, Chevy, 348, 409, Set of 14
Part Number: STG-8101S
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Studs, Locking, 12-Point Nuts, Steel, Natural, 3/8-16 in., Set of 16
Part Number: KRC-6602
Not Yet Reviewed
Estimated Ship Date: Apr 29, 2026 if ordered today
Estimated Ship Date: Apr 29, 2026 if ordered today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Ford, 2.9, 3.8, 4.0L, V6, Set of 12
Part Number: STG-6919
Estimated Ship Date: Today
Estimated Ship Date: Today
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: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Header Bolts, Flanged Hex Head, 8mm x 1.25, 22mm Underhead Length, Chevy LS, Set of 12
Part Number: SCH-3004-12
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, External 12-point, Steel, Nickel Plated, AMC, 232, 258, L6, Set of 12
Part Number: STG-6917
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Allen Head, Black Oxide, Steel, 8mm x 1.25 Thread, 25mm Length, Set of 16
Part Number: MRG-978G
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, 8.1L, V8, Set of 16
Part Number: STG-8912V
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Self-Locking Wedge Header Bolts, Hex Head, Steel, Nickel Plated, 3/8 in. NPT Thread Size, 0.750 in. Underhead Length, Set of 12
Part Number: PRO-66827
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, GM, Jeep, 2.8L, Set of 12
Part Number: STG-6910
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Dodge, 8.0L V10, Set of 20
Part Number: STG-8909
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Header Fasteners, Bolts, Locking, 12-point, Steel, Nickel Plated, Dodge, 8.0L V10, Set of 20
Part Number: STG-8909-B
Estimated Ship Date: Today
Estimated Ship Date: Today
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