400 big block

are 400 big block engines any good?i have 73 400 big block.how can i boost the compression up? & get a little more horsepower?

Here's a link to the BB we did a few months ago. Show's you can get pretty good power with minor machine work and good parts.

http://www.carcraft.com/techarticle...es_400_hemi_power_at_half_the_cost/index.html