USED Air Injection Pump With Clutch/Pulley FITS 1991-1994 XJ6 From VIN 629286 On and 1993-1994 4.0 XJS, and The Pump Only (EAC8810) Also FITS 1995-1997 XJ12 6.0 However You Must Use Your Original Clutch/Pulley. If You Need A 6.0 Clutch/Pulley Please Contact Us! NLA (EBC4024)