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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: Feb 2002 Posts: 12,029 Cruising in the Passing Lane | | Cruising in the Passing Lane Joined: Feb 2002 Posts: 12,029 | I'm sure a lot of these heavy trucks exceeded 60 downhill back when they were the only thing haulin freight cross country - how fast it can spin isn't the right question, how long it'll last doin it is what you should wonder - have you replaced the rear axle bearings? even inspected them? looked at the condition of the gears? .... and as Tim points out, how it'll handle at 60+ is another question, the front ends weren't designed for it ..... your rear gears will be 5.43 at best, quite possibly 6.17, using your tire size and gear ratios you should be able to figure RPMs
Bill | | |
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