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  1. #1

    Thread size for water rail bolts

    Does anyone know what the thread size is for the water rail bolts on the cylinder heads?


  2. #2
    SPEED KILLS, BUT YOU GET THERE QUICKER Keddano's Avatar
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    I just put a rail on yesterday,Pretty sure it's a 6mm thread,Do you need a length?

  3. #3
    Nope, just the size. I need to helicoil one of the holes.

  4. #4
    SPEED KILLS, BUT YOU GET THERE QUICKER Keddano's Avatar
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    I can double check in about a hour if you want.

  5. #5
    Yea, double check just to be sure. Thanks.

  6. #6
    Moderator beerdart's Avatar
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    m6 is correct.

  7. #7
    SPEED KILLS, BUT YOU GET THERE QUICKER Keddano's Avatar
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    Yep

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