rust

Hi, new to the forum, just accidentally posted to the wrong forum, so not off to a great start lol. I'm looking at a 93 right now, but I'm concerned about the rust. Advice?

First post: I own a '93 YJ with the 4.0 and 5sp manual, with about 250,000 miles. Overall, it runs great. I have done a bit of work to it (water pump, thermostat, thermostat housing, radiator hoses, belt, intake manifold, exhaust, rear end gears, freeze plugs, full tune up, etc.) I removed the...