Seal Kit, Clutch Slave Cylinder. **Fits ONLY the Lockheed slave cylinder, does NOT fit the FAG brand slave cylinder!!**. If you have an FAG brand slave cylinder, see CBC9716. FITS Both Early 1982-1987 3.6 XJS up to VIN 188247 & Later 1994-1996 4.0 XJS With 5 Speed Manual Transmission (very rare!) From VIN 188248 On (BAU4781A)