540dude don't listen to OrangeVirus1. He is a bot sent out by the DSM forums to persuade new Nissan owners into choosing the worst engine possible for their upcoming swaps. Then years later when the victim comes back and says, "Damn, I should have never went RB20." He will come into the thread and laugh at your misfortunes.
More info here:
#/f/chat/512119-attn...a-members.html