welcome from ohio, i can help you when you get alittle more detailed,i assume your talking about the clutch pivet ball, does the new motor not have a spot for it to screw into,mabe you when from a 6cyl to an 8 cylender and now it doesnt match,i know there has got to be another vehical's pivet ball that would work for you if thats the case, Ill check back on this in alittle bit,
S-C