Originally Posted By: robl
I was wondering the same. I have a FORD that will tick tick tick sometime when idling. So between the MotorCraft, Pennzoil Platinum, or Mobil1, which would do the best at quieting the tick?
Is it true the 'thicker' oils usually quiet this, or is that not a true statement?
I had a tick tick(hydraulic valve compensator) with my 3.0 when hot at idle and tried many different 5w-20&30 m/c 5-20 is the only oil that made the noise go away totally