OK IM GOIN TO THE TRACK SATURDAY MORNING AND I STILL DONT HAVE ANY DRAG RADIALS!!!....I GOT A FEW QUESTIONS...I HAVE 2 SPARE TIRES FOR MY 89 STANG..CAN THEY BE USED AS SKINNIES IF I MOUNT A DIFFERENT TIRE ON IT?? ALSO ANY KNOW HOW GOOD THE BF GOODRICH DRAG RADIALS ARE?? NITTO 555R? KUMO DRAG RADIALS??? WHICH ONE IS BEST??