"10" engraved on piston?

[rvaughnp]

Is this .10 over bore?
I know i should measure it and i will; just curious if anyone knows offhand.
this is a Mahle piston. the number inside is 84v137; but this number doesn't disclose anything about over boring.

rvaughnp
i am also sending an email to the gentleman i purchased from.

[rvaughnp]

nope their not.
they measured in inches at 3.28 - 3.30ish, thats 83.82mm "84".
ah well.

anyone have the minimum diameter of stock? mm or inches, i can convert.

rvaughnp