hey tony i dont know how far chino is from you but here is a gn 8.5 on ebay that didnt sell. i think he had it listed as a differential instead of rearend is why he didnt get any bids. hope this helps. http://cgi.ebay.com/ebaymotors/1987-GRAND-NATIONAL-8-5-POSI-DIFFERENTIAL_W0QQitemZ230320462205QQcmdZViewItemQQptZMotors_Car_Truck_Parts_Accessories?hash=item230320462205&_trksid=p4506.c0.m245&_trkparms=65%3A13|39%3A1|240%3A1318