I have a 2012 srt8 challenger replace cam an lifters because the lifters were ticking pretty bad got the car back from the mechanic still here the ticking but not as bad had another mechanic remove the driver side valve cover the first intake rocker arm is moving loose with to much play an the spring is lower than others not sure if it suppose to look like that but my mechanic think the ticking is coming from my rocker arm need some opinions an or Ideas what could be wrong oh yea first mechanic put a ziptie on rocker arm shaft don't know why