In cars, what "revolves" when we mention RPM?

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Ynotisay · M

To narrow it down it means how fast the crankshaft is spinning.

LachrymoseLamer · 51-55, M

The engine's crankshaft.

hippyjoe1955 · 70-79, M

The crankshaft?

TheCoolestCat · 36-40, M

the gear that connects the engine to the drive shaft

BrokenCode · F

You've never even seen a car have you?

TheCoolestCat · 36-40, M

ive owned several..... i have one parked outside now

Nimbus · M

OK, I'll fall for it.

Crankshaft?

SW-User

I like my answer better :P

Nimbus · M

@justmerae: More accurate too :)

wheel turns

meJess · F

the flywheel

BrokenCode · F

The cam shaft

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