I'm with Keith! Mine looks just like the 2nd picture and I've been running it for quite some time. I just bought the aluminum one from Shawn072 because I'm great at pissin money away
. I'd tell you to try the spacer... Mine has been on 2 other trucks before the '70 model...all with a p/b booster and the McGaughy 13" brake kit front & rear. I think that's the "ticket".