| Production | 1973-1974 |
| Fuel | Petrol |
| Motor Type | V8 |
| Displacement (cc/Cid) | 7468 / 456 |
| Number of Valves | 16 |
| Power | 245hp / 180kW @ 4000rpm |
| Torque | 488Nm / 360lb ft @ 2400rpm |
| Layout | Rear Wheel Drive |
| Gearbox | Automatic |
| Number of gears (transmission) | 3 |
| Top Speed (km/h / mph) | ? |
| Acceleration (0 to 100km/h / 0 to 60mph) | ? |
| Fuel consumption extra-urban/highway (l/100km / mpg(US)) | ? |
| Fuel consumption urban/city (l/100km / mpg(US)) | ? |
| Fuel consumption mixed (l/100km / mpg(US)) | ? |
| Length (cm/inches) | 587 / 231 |
| Width (cm/inches) | 203 / 80 |
| Height (cm/inches) | 147 / 58 |
| Wheelbase (cm/inches) | 323 / 127 |
| Weight (kg / lbs) | 2375 / 5236 |
| Trunk Volume (dm3 / cu ft (US)) | ? |
| Tank Capacity (l / gal (US)) | 83 / 21.9 |
| Tire size | L78 - 15 |
| Others | ? |
Buick Estate Wagon 7.5 Buick 455 Big-Block V8 High Perform. 245hp
