the maps on the throttle body. i tried checking every wire when i pulled the motor for the build and fixed the IAT but didnt fix the map. another thing is the freakin IAC its new off the b20 and its runnin like shit so i swaped it for the one that was on the b16 and still does the same shit. doesnt idle all jacked up just when you let off the gas while driving it kicks and when you press the gas it kicks. not even throwin the code. i also dont see why everyone i saying i need a fuel pump that b20 ran like a champ before with stock exhaust stock fuel pump stock ecu stock everything so after switching heads id need a bigger fuel pump? i dont see y