Originally Posted by
raychan
Thks, I've manage to break in today... It seemed running alright now. I did a few runs on road still running rich and already I can feel its power. It's quite a nice engine. I wonder which one is better: Sirio EvoIII or Picco IDM??
Cheers,
Raymond Chan
I have raced the Sirio Evo 3 STI and the IDM. Sirio gives a smoother power delivery. IDM has better bottom end. At least the same if not better top end, and better fuel economy. The Evo 3 IDM is a really good racing engine.