Take your time on the pic.
Fitting a clone motor into the SL100 might be a bit of a chore, but it's workable. The clone motors are based on the 50 and 70 frame of architecture (FOA), whereas the sl100 could be a different mounting pattern.
This is one source for adapters:
http://www.dratv.com/adchtob.html
There is a ton of good info on horizontal clone swaps here:
http://www.dratv.com/eninkico.html