To get caught up you can read this http://www.rs25.com/forums/showthread.php?t=59653

Basically..
2001 EJ25 from a 2.5rs in a 1999 Wagon
The car turns over..idles rough for a few seconds and dies. There is a loud 'pop' when it dies. I get no throttle response either. The crank sprocket has 6 teeth on the back too..so that cant be the problem..right?