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compression ratio?

This is a discussion on compression ratio? within the Internal Engine forums, part of the LSx Technical Help Section category; Anyone know how to calculate copression ratio? i have 59cc combustion chambers and want around 11:2:1 compression. im in the ...

  1. #1
    Member wesTXwitesnake05's Avatar
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    White with silver stripes
    2000 Trans Am WS6

    compression ratio?

    Anyone know how to calculate copression ratio? i have 59cc combustion chambers and want around 11:2:1 compression. im in the market for a 347 shortblock with some forged internals, but have no idea what size pistons and gaskets would be needed for that CR? thanks for any help guys

  2. #2
    Senior Member ninobrn99's Avatar
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    Pewter
    all bore 370 Trans Am

    you can use this calculator.
    bore=3.898
    stroke=3.622
    deck height= .0007 or .007 (can remember which one)
    http://www.rbracing-rsr.com/compstaticcalc.html

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