Time to dive in and get my feet wet, hello to all,from Dave in Perth down under Australia have sat on the side line of this very help full informative forum and gleamed a lot of use full information to help narrow my choice's, at this point in time (this could change) I am looking at ff5 mrk 4 roadster full kit coyote motor, tko 600 gearbox 8.8 diff 3.55 or 3.73 diff ratio, I like the idea of a complete kit no grease old donor parts to cleaning, replacing, reassembling etc, being there done that not this time, the kids won't to help ?