anyone with a 416 kit

[quadkrazy400ex]

i am going to re ring my piston, its a ross racing piston, 416 kit....i cant remember the part # on those, and i dont know which to order, if someone could tell me it, or the bore (mm) or (in), or just the part number?

thanks

[JOEX]

C&D Racing (http://www.exriders.com/vbb/forumdisplay.php?s=&forumid=36) Will have your parts and answers:)