Hi Nick,
how deep are the pan, on your car, more then 5cm. Both seats are out, the seats are the old style S-typ, with around 5-6 cm deep is enough space for the adjuster arms. Do you made the pan or is the pan bought from arch. If you made it, some drawings/picture will be helpfull.
Beschleunigung ist wenn die Traenen der Ergriffenheit waagrecht vorbei fliegen