What power steering box fits a 1978 300cd

I am looking for a used power steering box for my 1978 300cd. What steering box interchanges with it??? Is there a arebuild kit for the one I have. It has a lot of play in it and I can't seem to tighten it up by adjusting it. Any suggestions??? emal me at neatstuffgvz@aol.com Thanks

Forums

Taxonomy upgrade extras

Chassis Model Number