Quote Originally Posted by TheChosenOne
P.S.

Keep in mind that the common misconception that the higher the compression, the more the horsepower. While this might be true, 93 octane pump gas has a threshold at about 12.5:1. And really, any motor in the 12's has some serious tuning done to it.
As far as street applications go, keep it between 9:1 and 11.5:1. Anywhere above that will cause your engine to detonate and/or lean out which will be bye-bye to your setup.

...................rep's please
isn't the compression ratio in an S2000 12.5:1?