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- Tue Sep 23, 2003 1:54 pm
- Forum: Motors - 247cc | 305cc | 337cc | 350cc
- Topic: Pistons for Overbore Kit
- Replies: 7
- Views: 10574
Re: Pistons for Overbore Kit
i have cb750 pistons and i am going to try to them in a overbore.<br />race bikes used a ASSO kit with 10.5:1 pistons <br /><br />hope this helps good luck with the cbx or xl piston idea