Well, Best idea....take out your original rear and store it. Get the 71-2 Skylark corporate 8.5" rear and have it built to your specs. If you want to make it look like an 8.2" and fool most people....grind off the tabs at the 5 and 7 o'clock locations.
Did you see this? http://cgi.ebay.com/ebaymotors/ws/e...me=ADME:B:SS:US:1&viewitem=&item=200121353234 - Bill