With the exception of having to cut a section of metal from the inner side of the A-arm(nothing structural) to clear the spacer, the BJ spacer lift is a straight forward bolt-in installation. It can be done with basic tools a jack stand and a jack. 4Crawler.com ball-joint spacers has a complete instalation process with plenty of pics to, the rest of the info can be found in a factory service manual. Here is a link to a '93 Toyota FSM, which will work for the suspension work on your '88.
What! You have to cut, I made my own and slid them right in.