Not currently in the area, but this bike might be an option for someone looking to do an engine swap!
https://rockies.craigslist.org/mpo/d/dillon-yamaha-ttr-225-start/7466507888.html
I am thankful for this forum. I have learned so much about what makes the TW great and ideas for making this legendary machine fit so many styles. My 2006 TW has taken me everywhere I wanted to go, all-in-one bike and I love the kind of rider it has made me. The trail riding and off-road...
French website LeBoinCoin -literally "The Good Corner" has an ad on a guy selling one of his stunt bik, a heavily modified TW 125
YAMAHA 125 TW Unique Motos Côtes-d'Armor - leboncoin.fr
The third picture is particularly impressing, check for yourself!
Basically, there's a long list...