Jan about Hockenheim you best speak to Jerry Lackey.
S/SST would be something for Drachten in Holland.
They have a hugh interest in street racing cars.
In Germany the just brought up the KOG, King of Germany, where streetlegal cars
run in headsup. Robert Porthorsky from Sweden with his Syclone had a try last year.
For the event at Alkersleben in Germany you an speak to Thorsten Appel aka Scorpion here on the board.

många hälsningar från Tyskland
Merlin