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Thread: M20B25 compression without opening the engine?

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  1. 11-24-2017, 01:49 PM #5
    632 Regal's Avatar
    632 Regal
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    Quote Originally Posted by Rustam View Post
    How thick would a gasket have to be to drop compression by 1 unit?
    Appx .030 in

    Edit .030 is appx .5 points so .060 is around 1 point.
    Last edited by 632 Regal; 11-26-2017 at 03:01 PM.
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