I have been trying to get a set of 16X7 inch rims for my 81 280zx i found a company that will make what i want but in need info on the proper back spaceing and offset for this size wheels

any help would be appericated

http://rack.classiczcars.com/forums/showthread.php?s=&threadid=622&highlight=wheel+offset+spacing

here's a start. HTH

http://cgi.ebay.com/ebaymotors/ws/eBayISAPI.dll?ViewItem&item=1874645837