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rooster_20
11-02-2007, 10:53 AM
I just had my ex redone and they had to bore it .10 over how many cc's does that give me is it still a 400ex or is it like a 406 or somthing thanks?

400exrider707
11-02-2007, 11:48 AM
Already answered in Powertrain section....

drew416ex
11-03-2007, 10:03 AM
I think it would put it right at 400 since its 397 stock. .80 over is a 416 and .40 over is around 406.

rooster_20
11-04-2007, 07:21 AM
Yea I just figured out that by one over they meant 1mm bigger piston which puts me at 406 but thanks anyways.