I think the 350 in my 95 will need a rebuild soon. Thinking of biting the bullet and going LS1. I have a 6.0l block heads etc. Still need a rotating assembly and accessories. I'll probably run it carbureted. Looks similar to RedHeartBeats truck....
Other projects include:
70 Chevelle SS 454 supercharger...now Turbo build
http://www.personal.kent.edu/~wbainey/CHEVELLE.htm
BMW 325 converted to SBC power
http://www.personal.kent.edu/~wbainey/BMW.htm
Pages are a little dated...
Walt