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Mod | | | Forums66 Topics128,079 Posts1,055,941 Members48,430 | | 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: Jun 2009 Posts: 2,201 Shop Shark | | Shop Shark Joined: Jun 2009 Posts: 2,201 | A vacuum gauge is standard equipment on my 66 barracuda as a "Performance Indicator". By paying attention to it I can get better mileage. It also gives me a clue when something isn't right with the engine.
The vacuum gauge can diagnose a variety of engine malfunctions if you take the time to learn what the readings might indicate. | | |
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