This is who I was going to have do mine he's in OR and $40+shipping.
http://cgi.ebay.com/ebaymotors/DANA-44-FLAT-TOP-KNUCKLE-MACHINING-SERVICE-CHEVY-FORD_W0QQcmdZViewItemQQcategoryZ111111QQitemZ270098380079QQrdZ1QQsspagenameZWDVW
I got a center force dual friction with a hydro clutch on my 86, it works pretty smooth no problems or issues. I've also heard good things about Luk pro gold series clutches. It was a toss up for me but I got a better price on the centerforce.