When you get on the throttle does it sound like there's a pissed Leprechaun on speed whacking your floorboards with a shillelagh? If so you're probably hearing the sound of your driveshaft's U-joints ...

I have a 1982 CJ-7 with an AMC 360 that has old-school Skyjacker 4-inch lift springs, spring under with Dana 44s out of an FSJ, and a shackle reversal from 20 years ago or so. I am running 37-inch ...