What kind of car(s).........

[Au165]

(04-06-2017, 02:53 PM)Wyche Wrote: I hear you on that.  It won't do anything too bad, so long as it doesn't totally fail and sling the cam chain off.  What you are hearing most likely is the cam chain slapping the bottom side of the valve cover....at least that's what I found on my old VW.  Once the oil pressure rises, the actuated tensioner spreads open as it's designed and puts proper tension on the cam chain.  The 1.8 turbo that VW used in the early 2000s would do this, but only at a warm idle.  Under load, or with colder, thicker oil, it would smooth right out.

I think I am about to sell it and get the new Alfa Romeo Giulia.