here is step by step a 100% sure fire way to get SSX (us) version working.
1. Do not replace any files. If you have here.. http://www.mediafire.com/?jqlg1w19488w6j4 and put original files back. If you have installed any data or saves delete all of it and start from scratch.
2. Download this patch and install through install package files. http://www.mediafire.com/?1gc46i5tv6j7nhd.
3. Thats it works internal/external. Do not set bd mirror on, do not do anything.
4. Play the game through multiman by just selecting the game. No select x no nothing. Works 100%
5. Easy peasy ENJOY.
I've tried every manual attempt to get SSX working. My last gasp is to try the babyjoe00069 solution but his link is now dead. Could somebody pleeez repost the patch to save my sanity. I don't require the original files, just the patch.