Thanks for answering all the questions in my absence.
Here's just one last thing to clear up:
Originally posted by dx2gsr
MrFatBooty, when you say ITR outer valvesprings and Portflow inner springs, what does that mean?
Each valve has two springs, one inside the other. You use the outer springs from an ITR and beefed up inner springs sold by Portflow. This combo works pretty well, or you can just go with the skunk2 springs.