Np 205 swap (Pinion Help)

[gottagojoe]

I swapped out my Np 203 CV out of my 1977 F150 6" lift and C6, Replaced it with a 1979 Np 205 non CV. Need help finding the correct pinion. I want to keep my original CV style drive shaft. Ordered pinion part number 22491 From JBG wrong one! Which one do I need!!