tabe johnson wrote: >OK --- can someone please explain how and why >the anti drain back valves in the Mahle and Mann >filters work so much better at keeping lifters >from clacking? > > >tabe johnson/87 westy/vancouver bc > >______________________________________________________________________ >Post your free ad now! http://personals.yahoo.ca > > > > From what I understand about it, the spring pressure on the valve is stronger, thus holding against leakage better, keeping the oil in the oil galleries better/longer before leak down. John Rodgers 88 GL Driver |
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