Check your lines for ANY liquid. If your hard lines are all corroded, chances are some where along one of the lines, it's leaking. It could be a number of things but the lines are the first place I would check.
This e30 is now being parted out. NO body panels are for sale, bumpers/fenders/hood/mirrors/valance or front turn signals. Everything else is up for grabs. Euro grills/cluster are sold, suspension/brakes/LSD/rear tails are already spoken for.