Boost figures for new littlefield blowers v old littlefield blowers

Discussion in 'PSI Superchargers Tech Questions' started by BBFA_Pilot, Feb 14, 2013.

  1. BBFA_Pilot

    BBFA_Pilot Member

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    Hi guys,

    What sort of boost are the new Littlefields putting out? I'm thinking the new blowers with the K-11 rotors, or maybe the 'L20' blowers.

    This is a question ranging across the blower size range (10/71 to 14/71 range)

    I know this is very much dependant on % overdriven, but say for example at 35-40% overdriven?

    I'm curious to see what the figures are, as we might be in the market for a new blower soon and wondering what they are pulling now.

    Many thanks
    Joe
     
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  2. Comax Racing

    Comax Racing Member

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    No blower expert but I think the big difference is the boost at a given outlet temp. The olded blowers K-8 rotors can get the boost but at a higher OD and temperature.

    Again, I could be off base here.
     
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  3. andy wilfong

    andy wilfong Active Member

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    the Boost is better, but the real benefit to the LB-20 is lower manifold temp, less parasitic loss, more consistency from run to run , and longevity, hope this helps, any other questions feel free to call me at the shop.
    714-992-9292
     
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