Re: catastrophic failure.....twice
You have a piece of gear orr something of that nature locking up the rear diff. The torque is then put on the driveshaft, t-case, and trans. Then kaboom. Pull the cover off the rear and see what broke.
97 F-350 XLT CC DRW 4X4 PSD, 285/75-16 Custom bumpers, Gauges-boost/egt/trans, Swamps IDM, 3.5"dp- 4" exh., 3" Body lift, ES bushings/mounts, Built trans, billet conv, B&M pan, Hayden cooler, Adrenaline, stage 2's, IC, H2E, E-fuel
ARP's, 910's, Smith Bros. to come