Re: 2002 7.3 leveling kit
I'd do the block as well. That is exactly what I did. Buy new u-bolts and the block. They also have a factor shim for the carrier bearing. You can use all ford factory parts and it will not effect your ride.
2002 f-350 PSD, 4x4, cc short bed, 6spd, ccv mod, airdog, AIS filter, isspro ev and scangauges, detroit TT, ITP boost annihalator, ITP RR, bellowed up-pipes, ats housing, turbomaster, 3.5 dp magnaflow, very happy with ultra smooth and linear PHP 50t, 80DD and "whisper" tunes.