| Sovereign 3.4 | 163 KM / 120 kW | od 1975.05 do 1978.12 | benzyna | 3442 ccm | 6 cyl. | XK |
| Sovereign 4.2 | 205 KM / 151 kW | od 1979.03 do 1986.10 | benzyna | 4235 ccm | 6 cyl. | XK 4.2 (82-87) |
| Double Six 5.3 | 264 KM / 194 kW | od 1986.10 do 1993.02 | benzyna | 5344 ccm | 12 cyl. | 7P |
| Double Six 5.3 | 287 KM / 211 kW | od 1975.05 do 1981.07 | benzyna | 5344 ccm | 12 cyl. | V 12 (75-79) |
| Double Six 5.3 | 289 KM / 213 kW | od 1975.05 do 1977.12 | benzyna | 5343 ccm | 12 cyl. |