The flywheel provides mass for rotational inertia to keep your car's engine running. ... The starter motor engages the starter ring on the edge of the flywheel to begin engine rotation. Most importantly for drivers, the flywheel connects the engine with the transmission via a clutch to transfer power to the wheels.

How much does it cost to replace an engine flywheel?

And since replacing a flywheel is a time-consuming process, you could also be looking at paying up to $500 in labor costs alone. When you add it all up, the average car owner is going to have to pay somewhere between $500 and $1,000 in most cases for flywheel replacement.

How does an engine flywheel Work?

How Does a Flywheel Work? ... The inbuilt motor uses electrical power to turn at high speeds to set the flywheel turning at its operating speed. This results in the storage of kinetic energy. When energy is required, the motor functions as a generator, because the flywheel transfers rotational energy to it.