08-26-2017, 09:55 PM
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#21
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Senior Member
Join Date: Feb 2009
Location: Northern Nevada
Posts: 7,124
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Re: Questions about exhaust manifold bolts and oil dipstick tube
Quote:
Originally Posted by 71CHEVYSHORTBED402
Received the Exhaust Manifold bolts. At this point I can't distinguish rolled from cut threads.
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Oh, ha, now I see the difference. Those bolts are rolled. https://www.fastenal.com/en/78/screw-thread-design
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Tony
71 Custom Deluxe, SWB, 2WD, 402, A/C. I developed an assm. guide "kit" for restoring it from ground up. With assys, the guide accts for 1000s of OEM identifications and part numbers, all written in short order. 700+ images include assm, illust., charts, and points of interest. Much of the info. applies to all 67-72 GM trucks, and to a lessor degree all 67-72 GM vehicles. My build thread, and more on the guide https://67-72chevytrucks.com/vboard/...d.php?t=730025
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