Originally Posted by
rankin116
If you lowered your stem, did you leave enough of a gap between the steer tube and your top spacer to allow for compression and loading of the headset? If you didn't, that may be why it isn't getting tight enough.
Look here:
http://www.parktool.com/repair/readhowto.asp?id=111
Good point. Hollisio, if you lowered your stem by removing spacers you will need to put those spacers on top of your stem before it will tighten back up.