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Labor Day Putting down your wrenches or time for
MORE wrenching? 
Plenty of places to share. | | Click on image for the lowdown. 
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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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For helping keep this great
old truck web site
on the Internet for over 30 years! and not clogged down
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| | | | Joined: Jan 2009 Posts: 1,644 Shop Shark | | Shop Shark Joined: Jan 2009 Posts: 1,644 | Mine are screwed in , if Your talking about the two studs at the bottom of the exhaust manifold mine are 7/16 course thread into the manifold and 7/16 fine to the pipe I took mine out and ran a tap into the manifold and they were OK but if Yours are bad You can install Healy coils in 7/16 course they are easy to install and are very strong I also replaced the studs You can get new ones at any FLAPS.
Pete | | |
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