ok, my older brother has a 99 civic ex automatic and the motor now has 370k he uses it daily to drive to chicago to work and sprays 50 shot in it all the time car runs excellant but he thinks the clock is ticking for the motor so he wants to change it out. my question is could he still retain the stock y8 head becuase id imagine the head is still good maybe the rings are gettin there. but if he keeps the y8 head couldnt he do something silly like a zc block i heard that gives crazy compression and plus it would be hilarious the car being auto still that is!!! if you guys could help me or give me some more information or sites pertaining to my question please do so thanx guys!!!!! if you want email me at email@example.com thanx!!!