6.0 ls rocker arms clatter

[Joyridin]

Originally Posted by bigdaddy4x4

i pulled the engine apart only thing i could find wrong was that all of the lifters were collapsed i dont why they all failed but they did going back with some other brand delphi or elgin

What is your oil pressure? I have heard of a lot of junk lifters these days, but rarely do you hear that they are all collapsed.

As stated previously, I would go with Morel of Johnsford. They both manufacture their own lifters and stand behind them.