I have a 2001 3500 quad-cab 4x4 with the HO 245 and a 6-speed. I drove the truck stock for years and got 100,000 miles plus with no problems with stock clutch. Did some engine work a couple years ago, so I added power at that time. Smarty set at #9, RV 275's, FASS, ARP Head Studs, 4 inch...