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Click on image for the lowdown. 
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| | | Forums66 Topics128,129 Posts1,056,697 Members48,454 | | 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: Feb 2000 Posts: 5,228 'Bolter | | 'Bolter Joined: Feb 2000 Posts: 5,228 | Hook up a vacuum gauge to a port on the intake or one on the carburator that is under the throttle blade. Keep the throttle closed and have someone crank the engine while you watch the gauge. If it has vacuum, valve train is working, if there is no vacuum, pull the valve cover and see what is wrong. Joe | | |
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