Alternator pulley

This video demonstrates the excessive levels of NVH, belt system stress and other severe issues resulting from the use of a SOLID ALTERNATOR PULLEY on this Ford engine. Throughout this test all drive components, lengths, and sizes remained constant. The only variable was the alternator pulley, decoupler technology. (RotoRX is the former brand name of the Litens OAD decoupler. ) This clip shows the use of a variety of ONEWAY CLUTCH alternator pulleys on the same engine. Now we see the smooth, efficient operat br, br,