bob2 posted:He is a nice guy. I am not sure he needs to acknowledge anything here.
So,,,,,,,,common courtesy doesn't count for anything?
Maybe he is still thinking about it.
In any case this is useful information - we don't generally use heart rockers or other centering devices on models. When we post on forums it is usually so multiple readers can become better informed.
I too have often wondered exactly what is going on in a typical two wheel lead truck.