Originally Posted by 6376vette

What kind of track temps are you racing on? My shimizu tires are coming off clean on carpet but the rear feels like it has too much grip. Track temps have been around 75 -80 degrees. I'm just wondering if the hpi mediums you have been using might work on carpet too. I tried them during the winter where the track temps were 60-65 and they felt a little loose and they had a rough push. Maybe they will work better in the 75 degree range.