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  1. #1

    supercharger info

    Hello guys in your opinion which of the two impeller produces more psi at 9000 rpm? Et 140 mm against 137 +3 rotax racing? thanks.Click image for larger version. 

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  2. #2

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    ET 140.

  3. #3
    ecpChris's Avatar
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    I like boost

  4. #4
    Banned User
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    Wouldn't the bigger wheel always Create more boost

  5. #5
    Having Fun jp1300r's Avatar
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    Is this a trick question?

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  7. #6
    no friends is not a trick but if you know someone who tried it, because I use but I would like to mount rotax 140 et "if it works better."

  8. #7
    Site Admin Green Hulk's Avatar
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    ET140

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