Adjust shackle length/angel or add leafs. 35's are about it without trimming or adding leafs. 4 + overload chevys work well on 4runners for an extra inch or so. Ive put together several toyotas with chevys, 6" shackle and 35's, no blocks
80 shortbed-22re,w56,Marlin 23 spline dual cases,HighAngle drivelines,RUF/63"chevy's,35''mtr's,85 front axle,30 spline Longfields, Allpro highsteer.87 rear axle,5.29 gears,rear spool,BudBuilt cm, marlin HD clutch,ramsey 8000 winch.
Also 84 toy DD 22R 4.88s,33'' toyo mt'z, marlin clutch,4inch lift/63's, HA drivelines.