Thread: 1962 Gmc dump truck
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Old October 3rd, 2016, 01:36 AM
Donny Donny is offline
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Join Date: Jan 2013
Location: Capistrano beach , ca
Truck: 1963 gmc 6500 , 1963 gmc 5000 fire truck
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Default Re: 1962 Gmc dump truck
I Can't remember how fast my 62 Jimmy went back in the 70s
But these trucks came with 707 gears , I put Eaton 402s diffs with 614 gears
Does about 60 at 2500 it's actually perfect
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