[KRAM36]

Originally Posted by Ryan986

I watched this youtube video (skip to 1min 5seconds) after the install of a new flywheel, and this guys is making the same noise. Can anyone shed some light on this?

https://www.youtube.com/watch?v=UgsTu1SpEhQ

His lightweight flywheel is probably out of balance and getting ready to destroy his motor.

http://986forum.com/forums/performance-technical-chat/55959-3-4-996-engine-upgrade.html