Originally Posted by auguzt
If, as Brodovitch wrote, Botturi rode a TM a few months ago it is probably that engine the one that this press communication refers to. Hence I'd bet on a TM engine!
There's also the fact that TM have a pretty well-established background of producing 'crate' engines to sell to other people. Whereas I expect going to KTM and saying "I'd like twenty 450RR motors please" may not be too successful.