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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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| | | | Joined: Jun 2005 Posts: 388 Shop Shark | | Shop Shark Joined: Jun 2005 Posts: 388 | Is it a mechanical Bourdon gauge? Is the gauge directly connected to the oil gallery? A long, small diameter tube is often used to dampen the oscillations. Do the oscillations decrease in amplitude with higher engine speeds?
Hoyt | | |
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