difference in crankshaft vbelt pulleys - IDI Engine - VWDiesel.net The IDI, TDI, and mTDI source.

• difference in crankshaft vbelt pulleys by bbob203 on 25 Jun, 2012 12:50
• my na motor has stamped steel pulleys the eco motor I have has a cast aluminum unit. any special reason for the difference?
• #1 by R.O.R-2.0 on 25 Jun, 2012 12:52
• Quote from: bbob203 on 25 Jun, 2012 12:50

  my na motor has stamped steel pulleys the eco motor I have has a cast aluminum unit. any special reason for the difference?
  

  
  later engines got harmonic balancers.. the cast unit is a harmonic balancer. the pressed one is not..