Originally Posted by kstanf150
I ran this oil in my 2018 Ford F-250 6.2L
Never ever agian !!!!🤨
Valve train noise was terrible
Drain and replaced with my normal
QS synthetic 5W-30
Alls good again ðŸ‘
Probably has to do with it being thicker than resource conserving 5W-30s, which is what your engine calls for (maybe even 5W-20?) and what that QS is. Perhaps the lifters weren't filling appropriately or something.
PP Euro L 5W-30 is borderline a 5W-40.