Originally posted by Eirik
For Asphalt racing I suggest you use them, the car is more responsive and will carry more corner speed!
For carpet with rubbertires, we hardly ever use them, you will get more traction without them.
Sometimes they are used up front only to make the car less agressive!
Hope this helps!
thanks eirik. But will you get the same rebounce without the red foam after rebuilt@ without spring