Are you saying that, minus swapping the snouts, that this is a fully-adjustable carb is also a direct swap? http://www.ebay.com/itm/310720774781?ssPageName=STRK:MEWNX:IT&_trksid=p3984.m1497.l2649#ht_1763wt_943
I don't mind getting and modding a wt215 as described in this thread if needed; but...