Quote:
Originally Posted by RevoG
Got a quick question for everyone running the JR SC setup: Anyone ever had any problems with the pulleys supplied in the kit? I just replaced both pulleys as the bearings inside were shot. If you shake the pulley you can hear them running loose inside. I replaced them since they looked to wobble when the car is running.
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Make sure your belt is properly aligned; a mis-aligned belt can put abnormal stress on the pulleys.