- Say, how do you start an engine?
- With a mechanic, of course!
- We can't afford one.

6 seconds sound clip from the Utopia (1951) movie soundboard.

You can hear this line at 00:17:33.176 in the Blu-ray version of the movie.

Quote context

[...]

- Oh, I'll find another way out, don't worry.

- Don't tell me about it, huh?

- Good morning, boys.

- What'd you say?

- I haven't opened my mouth!

- Good morning, boys!

- Going on a vacation?

- We're going to the South Seas.

- That's a long trip there and a long way back! Yeah, but we're not coming back.

- You see, we own an island out there. Don't we, Ollie?

- Uh-huh.

- Say, how do you start an engine?

- With a mechanic, of course!

- We can't afford one.

- We haven't got any money.

- We did have, but they took it all for taxes!

- Well, don't worry. I'm going to send you a mechanic and he won't cost you a cent!

- Well, everything's arranged.

- What is? My execution?

- There are two characters alongside. They own an island in the South Seas. You're invited. And you won't need a passport to get ashore.

[...]