Sure, it sounds like alot of people here are willing to get rid of doom3 for next to nothing.
*har har har*
You could use verlet, and combine that with linepicks to find the distance to the ground at each tire(you would use this to find spring rebound force and such).
*har har har*
You could use verlet, and combine that with linepicks to find the distance to the ground at each tire(you would use this to find spring rebound force and such).