Blower Displacement

Discussion in 'PSI Superchargers Tech Questions' started by jclay, Mar 8, 2006.

  1. jclay

    jclay New Member

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    Hi guys,

    Just searching for a few figures. After blower displacement in terms of the cubic inches of air displaced for 1 revolution. After the figures for a convential rootes 1471 and 871.

    Thanks for any help.
    John
     
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  2. Mike Canter

    Mike Canter Top Dragster
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    Normally that is figured as CFM and that depends on blower RPM, rotor design, your engine displacement, your valve size and your cam.
     
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  3. jclay

    jclay New Member

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    Thanks Mike,

    I just thought there might be some way of calculating this with reference to the blower seperate to the engine.

    John
     
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  4. Chuck Stevens

    Chuck Stevens New Member

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    There is a formula

    but I misplaced it years ago. Back then I calculated the displacement of a 6-71 at about 350 Ci/Rev. HTH.
     
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  5. Rapid Randy AA/FA

    Rapid Randy AA/FA Comp Eliminator

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    #5

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