engine alignment probs

It took a lot of fiddling to get mine to set where I was happy with it. I mostly worked on adjusting the driver side mount. Here's a picture of an early TTI install where they turned the biscuit 90 degrees.
http://www.hotrod.com/howto/hrdp_0706_hemi_swap/photo_05.html
Something like this might work for you.

Good luck!