Good morning Skippy,
I just installed the bb and bl from Rocky Road Outfitters this past Friday. I even put up two threads showing some of the work and a few notes. I'll put the link in below.
It came with the Performance Accessories BL. No MML needed with this kit. It comes with brackets to drop the fan shroud an inch. All in all a fairly easy install.
In the thread you will notice I asked about where the 1x3 inch puck went. I noted why i had this problem in figuring it out. Anyway it goes under the tub over the rear axle.
I was pointed to a link that had a write-up on the Performance 1" BL. It is-
The links to my experience are here.
Make sure you have a hammer and a spring compressor would help if you can't drop the axle far enough. We just pried the coil in after putting the BB in place.