Hello, can you help me with the TT class' rules?

As far as i know, this is correct, but can you tell me if it is/ isn't....

Formula One = anything goes up to 1000cc?
Senior = Don't know?
Junior 600 = anything goes up to 1000cc?
Production 1000 = standard trim bar cans and paint jobs up to 1000cc?
Production = standard trim bar cans and paint jobs up to 600cc?

Leightweight 400 = don't know?
ultra-lightweight = don't know again.

THanks very much in advance for you help guys.