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I have a 09 M8, I am thinking of regearing to the 54/66 or the 55/65.
What will I have to do to the clutching, currently running the stock gearing and stock clutching set up for 6000-10,000 feet and turning 7600 rpm?
What will I have to do to the clutching, currently running the stock gearing and stock clutching set up for 6000-10,000 feet and turning 7600 rpm?
