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On my first inspection of
Serenity's engine, I noticed the lack of a robust positive crankcase ventilation system. Also, no matter how hard I tried, I could not keep a light film of oil from appearing on the top of bilge water. Walker engineering (
http://www.walkerairsep.com/) claims to be able to mitigate those issues and provide better air filtration. A bonus item is a filter minder (see:
http://www.filterminder.com/ and
Cruising World, December 2009,
Time for a New Filter?). Installation was tight, note I had to ease some of the sound insulation and use a hose with a
pre-bent 90 to allow for the top of the engine enclosure. The fitting to allow oil to return to the crankcase was engineered perfectly, and was literally drop-in. After I get a few miles on the installation, I will report back on whether this was a good
investment or not.
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