March 2013 Issue
Spin-On Oil Filters: Champion or Tempest?
Which oil filter for your engine? We favor the Tempest for its metal-catching inspection magnet and a lower price.
While there are currently two choices of readily available, spin-on aircraft oil filtersChampion Aerospace and the Tempest Original, made by Aero Accessories, what goes on your engine during an oil change will likely depend on what your maintenance shop has on its parts shelf. It may also depend on which brand of filter is currently on the engine. For this article, we put the two filters head to head. We bought one each Champion and Tempest 48108-series filterwhich fit Continental enginesand sifted through their technical specs. Thanks to some help from the Total Aircraft Maintenance shop in Hartford, Conn., we cut each filter open and scrutinized their design. Heres what we found.
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