For 1990-2009 cars

Note: In order to maintain the proper component balance, contact surface taper, and heat transfer, manual transmission flywheels are NOT to be machined.

1. Clean the flywheel in solvent.

Warning: Refer to Safety Glasses Warning in the Preface section.

2. Dry the flywheel with compressed air.
3. Inspect the manual transmission flywheel for the following conditions:

• | Damaged ring gear teeth

• | Loose or improperly positioned ring gear

• | The ring gear has an interference fit onto the flywheel and should be positioned completely against the flange of the flywheel.

• | A scored, grooved or damaged friction surface

4. Inspect the automatic transmission flywheel for the following conditions:

• | Damaged ring gear teeth

• | Stress cracks around the flywheel-to-crankshaft bolt hole locations

• | Weight saving holes