Originally Posted by
CraigM
...My understanding of the theory is that sweep does increase castor as the car rolls into the corner because the arm is not hinging in a horizontal plane relative to the track....
Having messed around with 'models' (Post-It pads and rulers etc

) I think that sweep wouldn't produce any more difference in castor than is produced without the sweep, i.e. the 'dive' effect of the chassis under braking.
Skiddins