1970 c-20 chevy diesel pick up

for sale is a 1970 chevy c-20 diesel gold and white 6.2 l international diesel 2 wd automatic 2 fuel tanks on it already, ou can add a third currently only 1 tank is hooked up.has wooden bed with one small hole, ailgate is dented but still opens and closes. vehicle is from colorado. rebuilt wireing harness needs to be fixed not sure what is wrong with it.surface rust under but no holes.a couple small screw holes in the body drivers seat is alittle worn dash has nornal sunwear and cracks.