i used a ektensive kit and flipped my joints you also have to cut your tie rods if you flip your uppers.i run a re7 and lay on a 285 35 22 and have plenty of room and running a stock booster.i could eaisly run a re8 up front to..ektensive set up is the way to go.my mans has stock lowers and he has more bump steer and it doesnt lay right and had to move his booster.. my 2 cents..brian ps thanks for all the help when i was building mine...check it out
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