ive found a 2wd shell to re-shell mine,it has no engine,gearbox,loom,glass and interior,its low mileage unwelded good condition bonnet needs painting.what is it worth?

what would be the better option.
1.convert a 2wd shell for 4x4 running gear.
2.ditch all the 4x4 gear and go 2wd.

what parts wouldi need to collect if i change to 2wd?