Hey guys whats up how much of a power diffrents do aftermaket cams over PI cams. I would like to get SHM or Comp cams but if I can save some money. Then I may get some used PI cams as of now I have Svo heads, PI Intake, C&L Plumen, pullys, Off road x pipe in to flows, super chip, I would like to hit high 13s for now could it be done with PI cams?? Or do I need aftermarket cams to hit 13s with my vert stang. Oh ya what would my wrhp be with aftermaket cams vs PI cam I pray that i can hit 240rwhp with what i have.