Some of the 2/8 or 4/8 set bonuses on TBC gear can be really potent, especially when mixed with each other.
Same for all classes, but rogues in paticular don't benefit from resilience very much. You would do better just stacking pure +20 agility gems in every slot, every enchant +agility, and Mongoose on weapons.
I don't know any amazing 70 rogues, so ask on the Rogue forums what 70 PvE gear is best for rogues.
Get the full Brutal set to start with, though. It's a good place to start at, and is at least better than greens or wotlk blues.
1 The fist or dagger from KJ depending on specc.
2 The oh fist with 2 gem slots from sunwell trash.
3 The leather legs from sunwell with 3 red sockets.
4 The ring from M'uru -it only exists one pvp ring for rogs-
5 The cloak from KJ.
6 The thrown from Sunwell trash.
I would say you should use full
one good sample is this
If caught out of stealth I would imagine him to drop in a few seconds.