[rtcassel]

Originally Posted by Joesjunk

Anyone experienced a slooooooooww air leak. ... I purchased new Goodyear Maratons with new valve stems last year and had them balanced.

Twice since I got metal stems I had a (not slow) leak around a stem after a tire was mounted. I held the stem with my fingers so that it would not turn, and then carefully tightened the nut that compresses the rubber washer that is under the rim. It stopped leaking.