Would the tensioner pulley and belt being wobbly warp the pump housing? I assume the pump housing is the exterior portion of the waterpump.

If this is true, it sounds like it could be my problem, although my waterpumps are lasting 9 months to a year.

1998 Contour SVT Black with midnight blue interior http://img.villagephotos.com/p/2003-7/300749/contoursvt.jpg Build number to come soon!