If you would get into the archives and knowledge base find the old posts from Randy Ferguson and go to
www.metalmeet.com you will find a whole bunch of stuff on metal finishing..
From what I can see in the picture that can be pulled out and finished to the point that you would only need a small amount of fill to make it right..learning the lead is good as well since you have it on hand..
Requires tuning up your skills with the shrinking wheel..slap hammers and dollies..makes for a much better job..And once you have it figured out the tools needed will be around for a long time..