This automobile has a 2 door coupé type body with a front mounted engine driving through the rear wheels.
The Riviera GS forms part of Buick's Series 49400 range of cars.
Powering the Buick Riviera GS is an overhead valve, 7.5 litre naturally aspirated 8 cylinder powerplant, with 2 valves per cylinder that develops power and torque figures of 265 bhp (269 PS/198 kW) at 4400 rpm and 522 N·m (385 lb·ft/53.2 kgm) at 2800 rpm respectively.
The engine supplies its power through to the wheels via a 3 speed automatic transmission.
With a claimed kerb weight of 2009 kg, the Buick Riviera GS performs the 0-60 mph benchmark sprint in 9.1 seconds and the quarter mile from rest in 15.9 seconds.
Top claimed speed is 201 km/h (125 mph).
Full specs
|
|
|||
| bodywork | |||
|---|---|---|---|
| Body type | 2+2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3100 mm | 122 inches | |
| Track/tread (front) | 1626 mm | 64 inches | |
| Track/tread (rear) | 1626 mm | 64 inches | |
| Length | 5522 mm | 217.4 inches | |
| Width | 2030 mm | 79.9 inches | |
| Height | 1365 mm | 53.7 inches | |
| Ground clearance | 152 mm | 6 inches | |
| length:wheelbase ratio | 1.78 | ||
| Kerb weight | 2009 kg | 4429 lb | |
| Weight distribution | |||
| fuel tank capacity | 79.6 litres | 17.5 [21] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Buick | ||
| Engine code | |||
| Cylinders | V 8 | ||
| Capacity | 7.5 litre 7458 cc (455.115 cu in) |
||
| Bore × Stroke | 109.5 × 99 mm
4.31 × 3.9 in |
||
| Bore/stroke ratio | 1.11 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
||
| maximum power output (net) |
269 PS (265 bhp) (198 kW) at 4400 rpm |
||
| maximum torque (net) |
522 Nm (385 ft·lb) (53.2 kgm) at 2800 rpm |
||
| Specific output (net) |
26.5 kW/litre 36 ps/litre 35.5 bhp/litre 0.58 bhp/cu in |
||
| Specific torque (net) |
69.99 Nm/litre
0.85 ft·lb/cu3 |
||
| Engine construction | |||
| Lubrication | |||
| compression ratio | 8.5:1 | ||
| Fuel system | |||
| bmep (brake mean effective pressure) | 879.5 kPa (127.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 932.25 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 9.1 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | 15.9 s
@ 88 mph |
||
| Standing kilometre | |||
| Maximum speed | 201 km/h (125 mph) | ||
| Power-to-weight ratio | Higher is better 133.74 PS/tonne (1000 kg) 0.13 PS/kg 98.36 kW/tonne (1000 kg) 0.1 kW/kg 131.91 bhp/tonne (1000 kg) 0.13 bhp/kg 0.06 bhp/lb |
||
| Weight-to-power ratio | Lower is better 10.17 kg/kW 16.98 lb/bhp |
||
| fuel consumption | |||
| Fuel consumption | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | 13.20 m | ||
| Front suspension | I.U&LW.CS. | ||
| Rear suspension | LA.4Li.CS. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | H78 x 15 | ||
| Tyres rear | H78 x 15 | ||
| Brakes F/R | Di/Dr-S | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.42 | ||
| general | |||
| Carfolio.com ID | 112486 | ||
| Production total | |||
| Model code | 49487 | ||
| Model family | Series 49400 | ||
| RAC rating | 59.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
|
1971 Buick Riviera GS added 2003-08-05. Last modified 2023-05-08. |
|||