id be pouring etchy down the insides of chassis legs ect a take it they all be stripped to bare metal would be a shame to see this car all finishished then a year down the line its rusting from inside out well done but mate loads of work gone into this allready and a fare bit of cash id defo be getting a bigger welder tho some of the welds dnt look that great and to be honest if you dnt burn the weld into the thing your tryin to weld then theres no point in welding it your just adding weight