Check newegg, nexfan. It uses one of the old fashioned "standard" coolers, as used on chipsets as well. There were actually two styles, the more common one with the pins at the corners, and the less common one (yours) with the pins at the sides near the corners.
<font color=blue>Only a place as big as the internet could be home to a hero as big as Crashman!</font color=blue>
<font color=red>Only a place as big as the internet could be home to an ego as large as Crashman's!</font color=red>