Jaguar XK6 3.4, Engine
| Engine capacity | 3,442 cm³ |
| Maximum power (range), hp | 210 |
| Maximum torque, N*m (kg*m) at rpm. | 289 (29) / 4000 |
| Fuel used | Petrol |
| Fuel consumption, l/100 km | 15.9 - 18.5 |
| Engine type | In-line, 6-cylinder |
| Additional engine information | 2 SU HD6 carburetors |
| Maximum power, hp (kW) at rpm | 210 (154) / 5500 |
| Compression Ratio (Range) | 8 |
| Cylinder diameter (range), mm | 83 |
| Piston stroke (range), mm | 106 |
| Valve drive | DOHC |
| Number of valves per cylinder (range) | 2 |