Posted by AAA on Friday, March 26, 2004 at 12:06PM :
In Reply to: Re: Cummins conversion to W-300, need help! posted by Fred Coldwell on Friday, March 26, 2004 at 11:36AM :
A W300 with 4.88s and 36 inch tires would turn about 50 rpms more than a (modern) Dually with 4.10s and 31 inch tires. I figured this at 60 mph, and a .80 OD 5th gear.
A set of Michelins would do the trick for 5.88s. Doug's has 4.88s, unless he changed them after I sold him the truck.
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