You should be going after rebound first before the LSC. The dampers are also set up for a regular weight, not just the spring, so they're not keeping up with you. I'd go post in
this thread on MTBR and see if you can find some help there, for starters. check this out too:
http://www.shockcraft.co.nz/media/wy...p_guide_v0.pdf
There are a lot of other custom options like Avalanche if you're not happy what you can do on your own or at your shop.