Exedy 1988-1989 Honda Civic L4 Lightweight FlywheelExedy flywheels combine low weight, low inertia and high thermal capacity. They are designed for lightly tuned racing cars and drag racing, autocross and rally events, as well as street usage. They are made from solid one piece billet chromoly steel or chromoly steel forgings. They are specifically designed to reduce weight and inertia for better engine response. Most incorporate special design features to enhance airflow and cooling of the clutch.