1971 Buick Riviera

This automobile has a 2 door coupé type body with a front mounted engine driving through the rear wheels. The Buick Riviera's engine is a naturally aspirated petrol, 7.5 litre, overhead valve 8 cylinder with 2 valves per cylinder. In this application it develops 330 bhp (335 PS/246 kW) of power at 4600 rpm, and maximum torque of 617 N·m (455 lb·ft/62.9 kgm) at 2800 rpm. The claimed kerb weight is 2009 kg. Its maximum speed quoted is 201 km/h, which is 125 mph.

Pictures

Buick Riviera -
Buick Riviera
Image courtesy of Buick

Key facts

1971 Buick Riviera information summary

What body style?
2 door fixed-head coupé with 2+2 seats
How long?
5525 mm
How heavy?
2009 kg
What size engine?
7.5 litre, 7458 cm3
How many cylinders?
8, V
How much power?
335 PS / 330 bhp / 246 kW @ 4600 rpm
How much torque?
617 Nm / 455 ft.lb / 62.9 kgm @ 2800 rpm
How quick?
0-60 mph: 9.1 s
How fast?
201 km/h, 125 mph

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1971 Buick Riviera data
bodywork
Body type2+2 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 3100 mm 122 inches
Track/tread (front) 1626 mm 64 inches
Track/tread (rear) 1626 mm 64 inches
Length 5525 mm 217.5 inches
Width 2019 mm 79.5 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 UK Gal 21 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
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
(Gross)
335 PS (330 bhp) (246 kW)
at 4600 rpm
Specific output
(Gross)
44.2 bhp/litre
0.73 bhp/cu in
maximum torque
(Gross)
617 Nm (455 ft·lb) (62.9 kgm)
at 2800 rpm
Specific torque
(Gross)
82.73 Nm/litre
1 ft·lb/cu3
Engine construction
sump
compression ratio
Fuel system
bmep (brake mean effective pressure) 1039.6 kPa (150.8 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 166.54 PS/tonne (1000 kg)
122.49 kW/tonne (1000 kg)
164.26 bhp/tonne (1000 kg)
0.07 bhp/lb
Weight-to-power ratio 8.16 kg/kW
13.64 lb/bhp
fuel consumption
Fuel consumption
universal 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
Top gear ratio
Final drive ratio
general
Carfolio.com ID112486
Production total
Model code
Model family
RAC rating 59.5
Insurance classification No information available
Tax band No information available
1971 Buick Riviera added 2003-08-05.
Last modified 2013-02-28.