Bro, a couple of frens of mine told me that u have to skimm a little abit at the surface of the pully as to plug it to the shaft.. This is due to the pully surface touching the shaft connecting area surface.. why this thing happen? izzit this cam pulley are design to pnp kind of rather we have to mod it a liitle bit..
Found this on other site, care 2share wif ya guys, any1 try diy dis b4?? think most new car oredi hv it juz wanna c any sifu try out their own design n different color :biggrin...