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  1. Skypilot1961

    440 Kawasaki PSRU design, parts, plans, sources

    I'm scratch building a PSRU for a recently acquired Kawasaki 440, water cooled, oil injected, dual carb engine. It's going to be used in a RagWing RW6 (absolutely love this plane!!!). Would really appreciate any help in choosing the proper drive ratio (thinking 2.9 to 1) as well as prop...
  2. parkert51

    New PSRU Design Competition

    I have an idea. I have a need for a tall PSRU for this new engine. I would consider holding a contest for the best design and the winner would receive a new engine as the prize which is valued @ $10,500. What do you guys think? Actually it was an idea given to me by a fellow member, but I...
  3. N

    1/2 VW versus Briggs, Kohler, Generac V-Twins

    I see that the Generac and other V-Twin industrial engines are starting to show up on ultralight aircraft and powered paragliders. The great thing about these engines is the low cost, newer technology, and easy service/repair. They come with alternator, starter, and electronic ignition built in...
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