Quote:
Originally Posted by twitchtwice  idk it all depends on the engine really. my car with lts has a slight knock on startup but once its warm there is almost 0 noise, but my car only has 38k miles so that may be part of the reason. |
I have the same slight knock at startup 60k on mine, and then it warms up and sounds fine, I hear the sewing machine effect aswell, so thats all normal for the LS1
yes Im a newb.