Anyone try the big Wiesco (sic?) piston? Know anyone who has? Any changes to cam, valves, etc.? Sleeve/plating issues? Any words of wisdom related to punching it out? Thanks. '02 650R. Ohlins rear, Excells w/8 guage, DID 520vp gold, IMS 3.2 Dry Brake/Acerbis 10 gallon, 42mm Edelbrock, Big Gun Race, BarnumsPro cam, Scott's, BRP triples, Pro Taper CR High, 200watts, 15/47, airbox mod's, cold plug, Moose tubes, Dunlops, Serfas grips, etc, etc.