Not really other than, of course, Canley Classics who are great for Herald/Vitesse stuff.
Another option is a wanted ad in the classifieds on the website - free if you are a member.
What are you planning for the Vitesse?
You can see a picture of mine and a bit of it's history on the "Your first Triumph" thread in the Dolomite/Toledo section.
At the moment it is on my drive under an outdoor cover while I concntrate resources on my TR7 but it has done 2 RBRs, a continental rally including a lap of the Nurburging and a few other events too.