Originally Posted by coons88
Other people including myself have had this problem. The shaft still gets eaten even if its the Ti one. After replacing the shaft and one-way twice, I just went to a locked center pulley. I don't think there is any other solution.
Even with the locked centre pulley the hole that locates the rear pulley ovals out and puts excessive slop into the rear belt (pulley rocks back and forward a few MM when you hold the spur). That IS after over 6 months of 19t racing with the car, so its possibly acceptable wear and tear. Something to keep in mind, however.