23 Results Found For "locking header bolts"

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

Part Number: MRG-2230G

4.56 out of 5 stars ( 27 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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

4.6 out of 5 stars ( 25 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Header Bolts, Wedge Locking, Hex Head, Steel, Black Oxide, 3/8-16 in. Thread, 1.000 in. UHL, Set of 16

Part Number: PRO-66756

4.55 out of 5 stars ( 11 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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

4.73 out of 5 stars ( 11 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Header Bolts, Hex Head, Steel, Nickel Plated, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12

Part Number: PRO-66754

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Header Bolts, Hex Head, Steel, Nickel Plated, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12

Part Number: PRO-66755

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Collector Bolts, Hex Head, Locking, Steel, Nickel Plated, 3/8 in.-16 Thread, Set of 6

Part Number: STG-8950S

5.0 out of 5 stars ( 12 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Collector Fasteners, Locking, 3/8-16 in. Threads, 3 in. UHL, Set of 4

Part Number: STG-5554

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Collector Fasteners, Locking, 3/8-16 in. Threads, 1.5 in. UHL, Set of 6

Part Number: STG-5551

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Collector Fasteners, Locking, 3/8-16 in. Threads, 2 in. UHL, Set of 4

Part Number: STG-5552

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Collector Fasteners, Locking, 3/8-16 in. Threads, 2.5 in. UHL, Set of 4

Part Number: STG-5553

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Exhaust Collector Locking Hardware, Kit

Part Number: STG-5556

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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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: Monday 4/27/2026 if shipped by air

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Dodge, 3.9L, V6, Set of 8

Part Number: STG-6916

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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 4/27/2026 if shipped by air

Collector Tabs, Weld-On, Steel, Eight Tabs, Four Bolts, Kit

Part Number: SCH-4003-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

Collector Bolts, Hex Head, Locking, Steel, Nickel Plated, 3/8 in.-16 Thread, 1 in. Length, Set of 6

Part Number: STG-8950

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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: Monday 4/27/2026 if shipped by air

MOPAR 3.9L V6 HEADER BOLT KIT

Part Number: STG-6931

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Header bolt kit for GM GEN V LT Engines. (10) M8-1.25 x 25mm Grade 18-8 SS header bolts. 10mm head.

Part Number: KOK-BK113

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 22, 2026 if ordered today

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Ball and Socket Locking Bolt Kit. (4) M10 x 75, Hex Head Flange Bolt (serrated), Grade 18-8 SS. (4) M10, Hex Head Flange Nut (Locking), Grade 18-8 SS.

Part Number: KOK-BK114

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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