Can't really tell much from the picture.
If you have a build up of material on the back side of the tread, that is a rebound issue.
If the front side of the tread is chopped off, that is a compression issue.
As far as tire pressure goes, always check hot. Ask the tire guy at the track what you should run.
If you have a build up of material on the back side of the tread, that is a rebound issue.
If the front side of the tread is chopped off, that is a compression issue.
As far as tire pressure goes, always check hot. Ask the tire guy at the track what you should run.