Looking for 8-3/4 suregrip rear for my A-body

I don,t know if you found one yet,but i have one in my garage 8 3/4 3.23 gears out of a 73 road runner which i believe is a c body???has 5x4 1/2 bolt pattern.I,m in Oakville,Ontario,CANADA get back to me i,ll give you my# come have a peek