bore size conversion

Supracentral

Active Member
Mar 30, 2005
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cmdeoro;1251222 said:
:1zhelp:Is 84mm pistons 40 over factory. I'm not sure how to convert this?

Factory pistons are 83mm

1 mm = 0.03937007874"

So yes, 84 mm pistons are as close to .040" as you are going to get.