Here's an interesting take on the TT250 by a fellow from Pennsylvania named Sully...

https://sullybiker.wordpress.com/2017/04/24/the-csc-tt250-smiles-per-gallon/

I thought I'd share the link here.

We're out of stock on TT250s, but the wizards at Zongshen are building more and we expect to have them soon.  Keep an eye on the blog and the CSC site for when the next shipment will be here.

Sully, nice job on your blog.  I enjoyed reading it.