I have an 83'. I put blocks on the back and pulled out all but one leaf. in the front i rekeyed the torsion bars and put shorter shocks. it sits really low and aggressive. you can see it in my excuse of a build thread.
This forum features an awesome search function. For basic questions like how to drop your ride, what wheels will tuck, and what weber to run...try and dig through the past posts via the search function. These questions are brought up 100 times over every week it seems. You can also simply look through build thread for inspiration and instructions.
4inch blocks! and let up on the torque bars on stock wheels it will tuck the whole tire in the wheel well pretty cool