I saw a post somewhere a while ago where a guy cut off the end and welded the newer hook style to the end of it. That way you can use the new style wipers. I bought some to do this but haven't gotten around to it yet.
I did something similar last week. I have a 2wd 86 cab on a 80 4wd frame with a np205. I put a 1980 4wd high hump in it. I haven't done the carpet yet but I'm planning on buying carpet for a 1980 4wd. Another thing I did to make the floor match better was to get the "rear hump" as well. Its a...