Yes, I measured and sketched, and checked the weight at all four wheels, a long time ago. Its filed somewhere in my car folder at home. If I remember, I will see if I can find it.
Hmmm, yes I should have been able to pick that up just by looking at the rear trailing arms
doesn't that just mean the instant center is behind the car, that is where the lines intersect. I have never though about the issues relating to having an instant center behind the car, any ideas?