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Click on image for the lowdown. 
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| | | Forums66 Topics128,057 Posts1,055,810 Members48,426 | | Most Online14,466
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
with Ads!  Again, thanks!
| | | | Joined: Sep 2010 Posts: 122 Shop Shark | | Shop Shark Joined: Sep 2010 Posts: 122 | Book says .006 intake .020 exhaust (don't know if that's hot or cold) What do you pros say.
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