Yes, that motor's as smooth as Pabst Blue Ribbon, except that you'll hear plenty about that.
8 seconds sound clip from The Danny Kaye Radio Show - "A Baby From Washington" (3.02.1945).
You can hear this line at 00:10:41 in the radio play.
Quote context
[...]
(Step on starter no motor noise)
- Gosh, this motor's smooth. You can't even hear it.
- Yes, that motor's as smooth as Pabst Blue Ribbon, except that you'll hear plenty about that.
- With you in the car, I'm sure of it.
- If you don't keep your mind off your business and on your driving, we'll go right off the road.
[...]