Quote Originally Posted by SiRed94
No... proper tuning=more boost!!! I'm running 10.5:1 Compression on 23 psi daily and have been for a while now... and I could run even more if I wanted... and as I stated before... the H beam rods on those websites are for the D16 engine... which will not work on a D15... and if you drop your compression that low on something with as little displacement as a D15, I promise you that you will not have the bottom end power that you are looking for...
So you are running a 10.5:1 compression on your motor and it's boosted to 23 psi, interesting? I really appreciate all of the info and tuning is a definite.