Ok,, at what speeds is ur oil more or less quiet, ur in a vette doing 140, what do ur here,,,,,ur in a Honda Civic,,,ur doing 80 miles per hr,what do u here, road noise, wind, a roaring engine,ok ur in a a Model T, a 68 GTO , a what speed is it quiet?? I never could tell in a Navy fighter if the engine was quiet, to much darn noise, oh yea,,,how about an RA4D sky-raider, 4 blade prop engine at idle,,it sounds like 50 harleys at idle, u cant hear sh&*. Its all relevant gang. Ok,,lets go get a beer. and leave ur teddy bears at home boys.