i just got done swappen a ls in my ef and it won't start i checked all my wirein twice and i still can't figure it out.It will turn over and try to start. it has fuel and spark.It will start for like 5 sec. but then it falls.need help if can thanks

 

keep us updated, im haveing the same problem as well

 

What dizzy are u running and what computer? plus what mani and injectors?