like around 12.40:1 but im gonna gap the head to bring it to 11 sumthing.
but thanks for you info ive already got a first gen skunk2 intake mani.
aem v2 intake,and an itr header.
and i had already planned to take it to shue ive already ordered my ctr pistons so can get nething else but i know a few people who did the same thing and they work well