Originally Posted by
Lunchie
For those using jconcepts pindowns. On carpet.are you using the jconcepts insert that comes with them or something like an aka red insert? The aka insert is widely used at our track on the shumacher minipins
I use the stock open cell foams. I feel that the closed cell are harder and dont allow the carcass of the tire to flex as much thereby putting more stress on the pins which will wear faster.