To start with - intersecting line kinematic roll centers have way too large an error rate. For example, I can have a 4 inch high by 6 inch to the right roll center using this method and have 2 differant cars with totaly differant a-arm angles not to mention lengths or anything to do with pin...
I've been researching and testing this topic very heavily with NASCAR type stock cars. I've found that a combination of gRC and fRC helpful in both design and prediction of the race car.
When I design new component sizes such as spindle heights, pin angles, pin heights, a-arm lengths, etc., I...