| Production Years (Cars built) |
Body Design By | Weight | Engine / Engine Location |
Displacement |
| 1956 - 1958 (42) |
875 kilo / 1929 lbs | XK Straight 6 / Front , longitudinally mounted |
3.442 liter / 210 cu in | |
| Valvetrain | Fuel feed | Aspiration | Gearbox | Drive |
| 2 valves / cylinder, DOHC | 3 Weber 45 DCO3 Carburetors | Naturally Aspirated | 4 speed Manual | Rear wheel drive |
| Power (kW) | Torque | BHP | Power/Weight | Top speed / Acceleration |
| 250 bhp / 187 KW @ 5750 rpm | 325 Nm / 240 ft lbs @ 4000 rpm | 73 bhp / liter | 0.29 bhp / kg | 261 km/h / 162 mph / 4.2 s |
