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Click on image for the lowdown. 
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| | | Forums66 Topics128,165 Posts1,057,010 Members48,458 | | 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!
| | THANKS!
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: Mar 2005 Posts: 1,636 'Bolter | | 'Bolter Joined: Mar 2005 Posts: 1,636 | Where are you tied in to get the vacuum reading? Should not be hooked up to the carb, instead needs to be hooked up to a main port on the intake manifold,like where the vacuum source for the wipers would be. | | |
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