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Thread: Question:M54B30 transmission compability

  1. 09-01-2020, 01:11 AM #1
    Explocify
    Explocify is offline Member
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    Question:M54B30 transmission compability

    So I own a 2005 BMW Z4 with the M54B30 5 speed auto. I was wondering if the the 6HP26 transmission would be exact fit. Getting ready for a supercharger and im using the gt500 supercharger. Looking to pish around 10psi on conservative tune
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  2. 09-01-2020, 06:47 AM #2
    MarcoZandrini's Avatar
    MarcoZandrini
    MarcoZandrini is offline Member
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    I believe, at the very least, you’ll need a different driveshaft as the 6 speed box is longer than the 5 speed.
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