rear end crackage

"I too will offer one or, a special take one get another for free! but I'm in Seattle."

I'm in Puyallup. I'd like to find a cheap 8-1/4 to replace the 7-1/4" in my 71 swinger. Also looking for a 904. Any ideas and anyone in the Seattle/Tacoma area, I'm all ears.
TIA
Mike pioneerp @yahoo.com