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Thread: sbc heads

  1. #1

    sbc heads

    hey guys if you have 64 cc heads and you deck the heads .020 what will that make the heads now thanks.

  2. #2
    Senior Member RACING JUNKIE
    Join Date
    Jan 2006
    Impossible to caculate due to the combustion configuration, but there is a calc. to see how much compression would change.
    Example; if you had 12.5 CR and wanted to get 13.5 CR with a 3.75 crank, it would take .022 removed from the head.
    Calc. listed below.


  3. #3
    thanks zip that's what i needed.

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