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Labor Day Putting down your wrenches or time for
MORE wrenching? 
Plenty of places to share. | | Click on image for the lowdown. 
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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: Jan 2013 Posts: 1,384 Shop Shark | | Shop Shark Joined: Jan 2013 Posts: 1,384 | Another way to check (roughly)
With the trans in drive (OD locked out) I should be driving 1:1 +/- converter slip (converter lockup not wired yet).
That should be the same as the original trans in 4th.
If I could find the stock speed at 3500 rpms I could calculate the ratio difference. present reading 3500=67mph.
8:20 tires (new) | | |
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