This Clutch Masters 12-bolt flywheel insert is a replacement flywheel component sized 9in diameter with a 5.75in contact area and a 0.25in thickness, intended as an insert for 12-bolt flywheel applications. It serves to restore the flywheel friction surface during clutch service or rebuilds where the specified bolt pattern and dimensions match the vehicle's clutch assembly requirements.
Clutch Masters 12-Bolt x 9in x 5.75in x .25in Flywheel Insert