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Click on image for the lowdown. 
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| | | Forums66 Topics128,203 Posts1,057,286 Members48,467 | | 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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#21848 10/23/2003 11:19 PM | Joined: Oct 2003 Posts: 5,152 Cruising in the Passing Lane | | Cruising in the Passing Lane Joined: Oct 2003 Posts: 5,152 | I have 3.08 gears in my 55 1st Suburban. It cruises at 55 turning about 1500 RPM. I don't remember what the tach says at 70, but with the GMC 270 it will easily run 70+.
1955 1st GMC Suburban | 1954 GMC 250 trailer puller project | 1954 GMC 250 Hydra-Matic | 1954 Chevy 3100 . 1947 Chevy COE | and more... It's true. I really don't do anything but browse the Internet looking for trouble... | | |
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