I was wondering if it is nessary to have to repack the polaris pipe (white brothers e- seris) every 20 hours as they say in the literature and directions that come with the pipe... I dont race, i only trail ride ect,, also I found some of the packing on the outside of the 1st disk when I took off the disk is this normal???????????????????????????????????????????? ???????????????????????????????????//[img]i/expressions/face-icon-small-confused.gif[/img]