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PISTON SIZE o3 rm250

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i just removed piston on my 03 rm 250 and im trying to figure out if i have an oversized piston or not while im waiting for my tools to arrive ,the bottom of my piston has a small 67 on iton the left side right below the pin hole and on the right side below the pin hole there is a W CAN ANYONE TELL ME WHAT SIZE/BRAND THIS IS IM NEW AND NEED INFO THE TOP OF THE PISTON SAYS 2101L ON THE TOP AND 823M06750 IN THE MIDDLE. MY CYLINDER HAS A NICE SLEEVE IF THAT HELPS ANY THANKS,PATCAP.

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It's a wiseco piston. 67.5mmm

I don't believe they make another oversize

hey thanks man and is there another brand of piston that makes a 1.10 over piston for the 03 rm250 and thanks again for the help.

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