what welder for floorpans?

http://www.weldingtipsandtricks.com/index.html

Alot of good reviews and how to's.

My 225 Hobart 150 is great for everything, my 110 Miller 135 isn't the greatest, I love the Miller 140 autoset I use everyday at work but if I am working on sheetmetal I just gas weld it.