Quote:
Originally Posted by Mike C
The real issue is fuel economy on the highway. My experience with big tires and no gear was crappy mileage because you were below the efficient operating range of the carbureted motor setup. I would start saving for a gear swap. 3.73 with 33" tires or 4.10 with 35's. My 4.10's are the perfect gear for the 35" BFG AT's on my truck.
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The problem with upgearing is,rpm ill be at 3000rpm at that point on the highway and need to swap in a nv4500 (2000$) at least plus gearing... Will be putting in a TBI unit as ND is cold as hell my 02 sierra 5.3 starts in -40 easy unplugged.