Ok first things first people talked me out of the ls6 build. Now im looking for a 6.0 for my 2000 silverado. question at hand whats the most hp i can get out of this motor? Moneys not to big of a deal because im not in a rush to have the motor done! So tell me some setups...

 

well not sure what your wanting to do but here is my setup i am building now.
2004 xcsb silverado, 6.0 w/ ls2 pistons and rods. stock 317 heads w/ upgraded springs, futral f13/112 cam, pro flo xt intake manifold, ls2 tb, pacesetter lt headers with 3" offroad pipe, 4" duramax exhaust, 4l80e trans conversion w/ 3200 stall. looking for over 400rwhp. gonna be done within the month, i hope. lol. will post up results when i am done