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Your cart is empty.Stage 8 3/4 inch Locking Header Bolt Kit for GM Small Block features locking header bolts for General Motors small block 265 - 400 cu/inches (E X p ZR1 w/Brodi X heads). It includes (12 ea) 3/8 - 16 X 3/4 inch bolts with double hex head (includes 3/16 inch recessed allen Head) and 12 each locking retainers and clips.
Customer
2025-08-07 14:03:57
Installed these my SBC headers and they work great! No more issues with bolt coming loose!
James Horne
2025-07-15 12:28:33
No more blown header gaskets!
Terry
2025-07-02 12:47:38
Great locks, had to modify three or four to make these work to fit with my headers. Worth it not to have these back out.
Big Jim
2025-06-13 13:57:47
does the job.
C. Wood
2025-04-23 17:54:31
Auto repair
Customer
2025-01-06 13:17:38
I could not get a refund. The product did not work with my car lost $60.00. BAD DEAL
Customer
2024-12-17 14:31:47
Works on my headers good.
Customer
2024-12-01 17:55:01
Worked fantastic bolts no longer rattle out of the heads
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