Hey has anybody used these? are they any good? seems pretty inexpensive. Any opinions?

sorry http://cgi.ebay.com/ebaymotors/Racing-Dual-Coil-over-Coilovers-DATSUN-240Z-260Z-70-78_W0QQitemZ330005123416QQihZ014QQcategoryZ33586QQssPageNameZWDVWQQrdZ1QQcmdZViewItem

Its been discussed before, I think the consensous was, shitty service from the guys who sell them, something about, needing to do alot more than what they say to get them to fit/work, and that is if you can even understand what they are saying.