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Thread: upper rpm question
          
   
   

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  1. 03-28-2010 10:43 AM #1
    Geezer2's Avatar
    Geezer2
    Geezer2 is offline CHR Member
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    Car Year, Make, Model: 1976 Cadillac Seville with 454 Chevy
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    What valve springs are you running? Sounds like it could be getting into valve float.

    Another thought is how good is the HEI, I've seen them give up around 5500, if it's not tip top that could be a place to look.
    Buying parts I don't need, with money I don't have, to impress people I don't like
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  2. 03-28-2010 12:50 PM #2
    mooneye777's Avatar
    mooneye777
    mooneye777 is offline CHR Member
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    Car Year, Make, Model: 1948 ford anglia
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    did you build the motor or have it done? What ignition box are you running?


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