E36 Camber + Castor Plates feedback

[Beeker2 69]

I'm looking for some front Camber PLUS Castor plates for the E36 M3.

It'll be for Tarmac Rally, so they must be STRONG.

Any feedback on these:

http://www.vorshlag.com/product_info.php?cPath=1_4_155&products_id=28

or

http://www.ground-control-store.com/products/description.php/II=143/CA=184

(the hybrid street/race one which is a more compliant than the hard race version)

or

http://www.ground-control-store.com/products/description.php/II=700/CA=249

Edited June 29, 2014 by Beeker2