The filter in your picture doesn't even remotely resemble the right one. Were you having problems on the initial installation, or was that one forced into place and run for a while? There's supposed to be a couple of rubber grommets that grip the center post, and there should be more clearance around the edge than that one has.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!