Originally Posted by mtber
What is he is trying to say is his friend is using a .120 cometic mls headgasket to lower his 11.2:1 c/r to the 9.0:1 range. The reason for this is to make his motor less pron to detonation on pump gas with a turbo application.
i know, i was just kidding.
my stock compression is 9.2:1, so i dont need a thicker headgasket, i just heard that cometic hg's somehow lasted longer/and were more reliable in boosted situations.