David Bayer wrote:

> Underneath I found an elring seal (the same size
> and type as the new one in my engine gasket kit). Since there was supposed
> to be a horribly expensive seal under there, I am wondering if the two are
> interchangable. I was told by one shop that the Syncro 3 groove pulley has a
> different backing than the non syncro pulley

  My 2wd '84 has a 3 groove pulley and it used a standard seal.
Mark