CASE TRANSFERRED FROM DAVID GOTTFRIED TO ANNE WICK TO JACQ UELINE WERNER. ASA ON 8/18/99, DISCLOSURE ON 12/17/99, CASE TRANSFERRED TO J WERNER FOR FOLLOW-UP. AUDIT DISCLOSED ALL ENGINES OF PART ICULAR MODELS HAVE OBSCURED LABELS (~300 ENGINES). - LOOKBACK RESULTED IN RELABELING 23 ENGINES. PENALTY PAID TO CUSTOMS.