XJ6 4.2 Series II USA, Canada and Japan Exports from engine no. 8L67735 (May 1978), XJ6 4.2 Series II U.K. and Europe Exports from engine no. 8L79250 (January 1979, XJ6 4.2 Series III to engine no. 8L139876 ? XJ12 Series III with H.E. engines and P-Jetronic fuel injection from engine no. 7P42300 to 7P48370
XJ6 Series III with automatic transmission from VIN...311084 (1979-87) ? XJ12 Series III from VIN...311084 (1979-92) ? XJS 3.6 with automatic transmission and 5.3 V12 from VIN...139052 to 179736 (1987-91)
XJS 3.6 from VIN...139052 to 179736 (1987-91) and 4.0 from VIN...179737 to 226645 (1991-96) ? XJ40 (XJ) 2.9, 3.2, 3.6 and 4.0 from VIN...500001 to 708757 (1986-94) ? X300 (XJ) 3.2 and 4.0 from VIN...720125 to 812255 (1994-97)
E-Type 5.3 V12 Series 3 (1971-74) ? XJ6 Series I, II and III (1968-87) ? XJ12 Series I, II and III (1972-92) ? XJS 5.3 V12 and 6.0 V12 (1975-96) ? XJ40 (XJ) 6.0 V12 from VIN...673299 to 708757 (1992-94)
XJ12 fuel injection models from May 1975 - Series II from engine no. 7P25001 and all Series III models ? XJS 5.3 V12 to VIN...188104 (1975-93) plus 6.0 V12 and 4.0 from VIN...188105 to 226645 (1993-96) ? XJ40 (XJ) 3.2 from VIN...609191 to 708757 (1990-94) and 6.0 V12 from VIN...673299 to 708757 (1992-94) ? X300 (XJ) 6.0 V12 from VIN...720125 to 812255 (1993-97)