Originally Posted by wallyedmonds
yes this is true but we cant even get the E here i wonder what is the diff, in speed is the E slower or just different so its efra spec. id like to know for my next sirio buy cuz i realy like sirios yes i know i blowed up 2 but i like the speed so very fast.
The only difference is the Cranckshaft type. The E engine does not have work done to the crankshafts, and the center bore is different.