Gardner-Westcott Company Headers

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

Part Number: GAR-56406-HSP

4.42 out of 5 stars ( 12 )

Estimated Ship Date: Today

Engine and Accessory Fasteners, Stainless Steel, Natural, Allen Head, Chevy, 4.8, 5.3, 5.7, 6.0L, with Headers, Kit

Part Number: GAR-56404-SS

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Estimated Ship Date: Mar 4, 2026 if ordered today

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CHEV S/B HEADER BOLT 1"

Part Number: GAR-56418-SS

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Estimated Ship Date: Mar 4, 2026 if ordered today

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BIG BLOCK CHEVY HEADER-BOWTIE

Part Number: GAR-10-56488-H

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Estimated Ship Date: Mar 4, 2026 if ordered today

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CHEV B/B HEADER BOLTS S.S

Part Number: GAR-56488-SS

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Estimated Ship Date: Mar 4, 2026 if ordered today

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38X3/4 HEADER 7/16 350 LOGO SS

Part Number: GAR-18-09329

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Estimated Ship Date: Today

3/8-16X3/4 ARROW HEADER

Part Number: GAR-12-09326

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Estimated Ship Date: Mar 4, 2026 if ordered today

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3/8 X 3/4 "ARROW" HEADER SS

Part Number: GAR-12-09329

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Estimated Ship Date: Mar 4, 2026 if ordered today

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1" PONTIAC HDR BOLT CH

Part Number: GAR-12-09331

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Estimated Ship Date: Mar 4, 2026 if ordered today

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PONTIAC HEADER BOLTS

Part Number: GAR-12-56498-H

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Estimated Ship Date: Mar 4, 2026 if ordered today

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FLAME HEADER KIT S/B CHEVY

Part Number: GAR-17-56461-H

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Estimated Ship Date: Mar 4, 2026 if ordered today

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GTO SS HEADER BOLTS CHEVY

Part Number: GAR-20-56488-HSP

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Estimated Ship Date: Mar 4, 2026 if ordered today

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1" HEADER BOLT 454 LOGO CH

Part Number: GAR-19-09331

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Estimated Ship Date: Mar 4, 2026 if ordered today

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3/8X1 7/16 HEADER 454 LOGO SS

Part Number: GAR-19-09333

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Estimated Ship Date: Mar 4, 2026 if ordered today

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3/8-16X1 GTO HEADER SS

Part Number: GAR-20-09333

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Estimated Ship Date: Mar 4, 2026 if ordered today

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3/8-16X3/4 HEADER BOLTS 350 CH

Part Number: GAR-18-09326

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Estimated Ship Date: Mar 4, 2026 if ordered today

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3/8-16X1 HEADER PENTASTAR

Part Number: GAR-21-09333

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Estimated Ship Date: Mar 4, 2026 if ordered today

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, HEADER BOLTS SRT LOGO

Part Number: GAR-28-56309-HSP

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Estimated Ship Date: Mar 4, 2026 if ordered today

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HEADER BOLTS ALLENS SS

Part Number: GAR-56303-SS

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Estimated Ship Date: Mar 3, 2026 if ordered today

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CHEV S/B HEADER BOLTS 1" LONG

Part Number: GAR-56418-S

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Estimated Ship Date: Mar 3, 2026 if ordered today

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GM BIG BLOCK HEADER BOLTS

Part Number: GAR-56488-S

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Estimated Ship Date: Mar 3, 2026 if ordered today

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HEADER BOLTS LT-1 ALLENS

Part Number: GAR-56498-S

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Estimated Ship Date: Mar 3, 2026 if ordered today

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FORD HEADER BOLTS

Part Number: GAR-56223-S

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Estimated Ship Date: Mar 3, 2026 if ordered today

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3/8-16X3/4 SKULL HEADER

Part Number: GAR-14-09326

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Estimated Ship Date: Mar 4, 2026 if ordered today

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3/8-16X3/4 SKULL HEADER SS

Part Number: GAR-14-09329

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Estimated Ship Date: Mar 4, 2026 if ordered today

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