[timothale]

Moving the rack fore aft will change more angles, arc swing and change the effective akerman angles inducing more toe- in or toe- out during turns than ideal akerman angles. Racing geometry gets more complicated hard cornering suspension squat changes effective camber and that affects where the tire wants to roll. My old friend Bruce Cambern, retired head of Ford SVO designed the last suspension on his 427 Cobra on his home computer, And his theories worked.