lancer_ajai2, yes i'm using the diagram on that web site and i'm not using any piggyback just afr to increase the fuel presure.... but i think better use afc or change to bigger injector coz high fuel presure not healthy for fuel pump....
Two time world Formula 1 champion has squashed all rumours of him joining rival teams by confirming that he has re-joined his previous outift; Renault, where he was crowned double world...