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Crankcase sump stud hole - Printable Version

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Crankcase sump stud hole - John Mason - 25-09-2023

I would like to make a drilling and tapping jig in order to repair threads for the sump of my Ruby. In order to do so I need t know the distance between the centre of the holes as they go down each side. I cannot measure the Ruby at the moment as it is 22 miles from my home. Does anybody by chance know this measurement.

John Mason.


RE: Crankcase sump stud hole - Chris KC - 25-09-2023

Yes, been there John. Couldn't you use the sump itself as a drilling guide? I would suggest bolt it in place but with a few washers between sump and case, then use something like a spot drill to get a beautifully placed centre which actually matches what you are trying to attach.