I will try

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> Looks like it may have gone thermonuclear at some point. First thing would be a high probability of burn-through on the firebox. You could get another, but unless you decide to try and convince Weber you are the original owner and succeed in a warranty replacement, that alone will set you back a ways.
> No picture of the inside of the cabinet. I am willing to bet it is pretty rusty, and the way it sits suggests that as well. Looking at extensive resto work or more expensive parts.
> The grates can most likely be cleaned up with a lot of hard work, but if the flavorizers and burners are shot...well now we are into more money - 6 regular burners + a smoker burner's worth. (I would say, though, if you can scarf the grates and not have to deal with the grill itself that would be a no-brainer. With a cut-off tool and some work you could make some very nice grates for a Genesis out of them

.)
> This thing is VERY heavy and complicated with things like an elaborate ignition system, various accessories, etc. A LOT of work and many possible things that could also be wrong.
> If you were fortunate enough to get past all this and spend, say $700 (probably very optimistic) and a lot of hours of work, what would you need to sell it for to make it worthwhile? Whatever you are thinking it is likely that there are not many buyers in that price range. It seems to me that most people with that kind of money are thinking NEW. Could be a tough sell.
Ask me how I know this stuff

...You may have already seen this, but this is what I ultimately did with not one, but TWO, Summit projects I actually spent real money on: