This is started as a informational thread following comments in other threads and any posts with further information and/or corrections are more than welcome. Please however don't use this thread to start a discussion on the benefits or otherwise of a DMF. What is a DMF? DMF stands for Dual Mass Flywheel. A traditional flywheel is a large lump of metal, usually with a relatively high mass which acts to smooth out power and torque from the engine. A DMF is made of two pieces of metal connect