power steering box ?

Hey, What Years Of Nova / Camaro Power Steering Box Will Work On My 72 Nova, Ive Got Access To A 78 Camaro But Wanted To Get Some Feedback Before I Went And Pulled It Off. Thanks. can anyone help with this? thanks again

does anybody know abou this?

I got one out of my 68 from when i converted to manual. 50 bucks and you got it. It also has the pitman arm still attached.