North Texas Karters

Posted: **Fri Jul 17, 2009 10:24 am**

Does anybody feel free to sharing the Rotax Sr gearing needed for OMC? (Front / Rear).

Posted: **Mon Jul 20, 2009 12:13 pm**

13 front 81 rear should be a good starting point for senior.

Rotax Sr Gearing for OMC