Dana diff size

could someone help me with the diff size and ratio on my acco 510a front
has the numbers 161-77 on a plate on top inner (upside down)
does anyone know where to get a new/used centre or hub to hub

this bloke is good

You can contact Jack McNamara by any of the methods listed below:
Phone: 03 9555 2213 Post: 25 Levanswell Road
Moorabbin 3189
Victoria, Australia
Fax: 03 9555 0251
Email: mcnamara@mira.net