Flywheel

A heavy metal wheel with starter ring gear that is mounted at the rear of the crankshaft. It absorbs energy on power stroke(s), returns energy on other stroke(s), and transfers power to the clutch or torque converter.Front-most part of a clutch assembly that is bolted to the engine crankshaft with a rear surface to provide a smooth friction area for the disc-front facing to contact during clutch engagement.

A man pointing at the gear inside of a starter motor.

Replacing a Starter

The starter is a small, high torque electric motor that mechanically engages and turns the engine flywheel causing the engine to crank and start.