15X4 w/ 165-65 7/16" spacer and I grinded the crossbar under the "U" section of the caliper.
15X8 6.5" BS w/ 275-50 555R's
Mario hooked me up with the same link when I was doing mine. Helpful site to look at when doing it.
Oh say bye...bye to COBRA brakes if you have them!
That was the worst part of the deal, but hey it was worth the weight savings.