Yeah, not a super active forum. There are a couple other sites dedicated to FSJ. This side does have a few guys who are very knowledgeable. Yeah, about 2" is all you can do and not extend the drive shafts. 4" can be done with out a drive shaft extension but I can tell you from experience they are too short to extend. Best lift is springs all around. bjsoffroad has some 2" kits.
82 Cherokee WT - SOA/SF/agr box/Borgeson ujoint steering shaft/401/performer/holley TA/HEI/BeCool/727/np208/d44(aussie)/amc20(ARB)/BFG 35X12.5/Corbeau Moab Seats/RCI 6point Harness,Hella Aux lights/tuffy console/killer32 slider bars/custom bumpers and roll bar/Alpine head unit/amps/speakers 2002 Liberty Limited Early edition - Basically stock