I DONE ONE ON MY AE86 LONG LONG TIME AGO, USING RA60 STRUTS AND SIGMA LCA'S AS I REMEMBER
1. STEERING ARM NEED TO BE REDRILL MAKE A BIGGER HOLE FOR THE BOLT
2. YOU WILL NEED LONGER TIE ROD ENDS ( 2 SIDE ADJ. ABLE ONE) SOMETHINGS LIKE GX71 ( CAN"T REMEMBER)
3. YOU WILL NEED TO REDRILL SWAYBAR MOUNTS ON SIGMA LCA'S
CHEAP AND EASY...I HAVE NO PROBLEM WITH MY SETUP...IT"S MAKE GOOD CAMBER..