Here is a Briggs engine cloned or grafted onto the crankcase of a Honda.....No its not mine....very creative...
https://ventura.craigslist.org/mpo/d/camarillo-1980-frankenstein-cr-60-honda/7387218894.html
https://ventura.craigslist.org/mpo/d/camarillo-1980-frankenstein-cr-60-honda/7387218894.html