Big fan of Marvel Mystery Oil - to this day it is my "go to" additive for fuel/oil and can get you out of trouble quite often. One morning I started the wife's 2002 Thunderbird and heard this:
https://www.youtube.com/shorts/PQItzEq87_w
I figured and hoped it was a gummed up lifter, threw a bottle of MMO in the crankcase and within about 60 miles the noise stopped and never returned...
Been using it for years.