Originally Posted by CraigM

I don't think the roll centre value would be the same in those two scenarios, but leaving that aside the second scenario would have less camber gain.

Originally Posted by CraigM

As I suspected the roll centres are completely different, -1.1mm for scenario A, -0.73mm for scenario B, so scenario 1 would also roll more in addition to having more camber gain.

Roll centre calculator:
http://www.rctech.net/forum/5382752-post4285.html
http://www.thard.co.uk/viewtopic.php?f=24&t=145

Originally Posted by 94eg!

Changing roll center via the camber link is very different than the suspension blocks. Raising/lowering the blocks makes very large changes, while altering camber link angle makes a relatively small difference. Here is a drawing I made that illustrates this...

BTW: You may also notice that raising the upper link lowers the roll center, while raising the suspension blocks raises roll center...