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Thread: 454 bbc ci?

  1. #1

    454 bbc ci?

    i have a bbc bored .030 over with the stock stroke did the ci increase?

  2. #2
    Senior Member RACING JUNKIE
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    ?

    Sure Did!
    +0.030 = 461 Cubic Inches.
    Later
    G 8)

  3. #3
    Senior Member RACING JUNKIE curtisreed's Avatar
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    Yes. to 460.6 or what most people call a 461.

    Dang it got treed on that one.

    Baker if it helps it is

    bore x bore x stroke x .7854 x 8 = cubic inch

  4. #4
    Senior Member RACING JUNKIE oldandtired's Avatar
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    If all things remain equal (heads, gasket, type of piston), the + .030 bore increase also increases compression ratio, about 0.15 more.
    Dave
    Dave
    http://www.racingjunk.com/profile/343797
    "All that is necessary for the triumph of evil is for good men to do nothing" Edmund Burke


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