you can EASILY get 400rwhp out of your setup just with a ls6 intake manifold and a medium sized cam (look at either www.thunderracing.com or www.texas-speed.com)
without even touching your heads. 400rwhp with these motors on stock heads is nothing.
you can EASILY get 400rwhp out of your setup just with a ls6 intake manifold and a medium sized cam (look at either www.thunderracing.com or www.texas-speed.com)
without even touching your heads. 400rwhp with these motors on stock heads is nothing.