Buick Riviera T Coupé, 1981 MY

The Buick Riviera T Coupé is a 2 door coupé-bodied car with a front located engine supplying power to the front wheels. The power is produced by a turbocharged engine of 3.8 litre capacity. This powerplant features overhead valve valve gear, a 90 degree V 6 cylinder layout, and 2 valves per cylinder. It develops 180 bhp (183 PS/134 kW) of power at 4000 rpm, and maximum torque of 364 N·m (268 lb·ft/37.1 kgm) at 2400 rpm. The engine transfers its power through to the wheels via a 3 speed automatic transmission. It weighs a quoted 1681 kg at the kerb. The Buick Riviera T Coupé is said to be able to manage a maxiumum speed of 188 km/h which is 117 mph.

Pictures

Key facts

Buick Riviera T Coupé, 1981 MY brief technical data

What body style?2 door fixed-head coupé with 4/5 seats
How long?5222 mm
How heavy?1681 kg
What size engine?3.8 litre, 3791 cm3
How many cylinders?6, V
How much power? 183 PS / 180 bhp / 134 kW @ 4000 rpm
How much torque? 364 Nm / 268 ft.lb / 37.1 kgm @ 2400 rpm
How fast?188 km/h, 117 mph

Buick Riviera models

2 door fixed-head coupé FF 4A 4130 cm3 127 PS 125 bhp 93 kW 1666 kg
2 door fixed-head coupé FF 4A 5033 cm3 142 PS 140 bhp 104 kW 1666 kg
2 door fixed-head coupé FF 4A 5736 cm3 106 PS 105 bhp 78 kW 1666 kg
2 door fixed-head coupé FF 4A 3791 cm3 183 PS 180 bhp 134 kW 1681 kg
2 door fixed-head coupé FF 3A 5033 cm3 150 PS 148 bhp 110 kW 1666 kg
2 door fixed-head coupé FF 3A 5736 cm3 105 PS 104 bhp 78 kW 1681 kg
2 door fixed-head coupé FF 3A 4130 cm3 125 PS 123 bhp 92 kW 1666 kg

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2 door fixed-head coupé FR 3A 5210 cm3 167 PS 165 bhp 123 kW 1627 kg
2 door fixed-head coupé FR 3A 5898 cm3 172 PS 170 bhp 127 kW 1731 kg
2 door fixed-head coupé FR 3A 5898 cm3 193 PS 190 bhp 142 kW 1731 kg
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2 door fixed-head coupé FR 3A 5896 cm3 198 PS 195 bhp 145 kW
2 door fixed-head coupé FR 3A 5896 cm3 193 PS 190 bhp 142 kW 1623 kg
2 door fixed-head coupé FR 3A 5896 cm3 193 PS 190 bhp 142 kW 1597 kg
2 door fixed-head coupé FR 3A 5896 cm3 198 PS 195 bhp 145 kW
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Dodge Magnum XE -
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2 door fixed-head coupé FR 3A 5900 cm3 193 PS 190 bhp 142 kW 1731 kg
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1981 Buick Riviera T Coupé data
bodywork
Body type4/5 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2896 mm 114 inches
Track/tread (front) 1506 mm 59.3 inches
Track/tread (rear) 1524 mm 60 inches
Length 5222 mm 205.6 inches
Width 2032 mm 80 inches
Height 1377 mm 54.2 inches
Ground clearance 130 mm 5.1 inches
length:wheelbase ratio 1.8
Kerb weight 1681 kg 3706 lb
Weight distribution
fuel tank capacity 88 litres 19.4 UK Gal 23.2 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type turbocharged petrol
Engine manufacturer GM
Engine code
Cylinders V 6 in 90° vee
Capacity 3.8 litre
3791 cc
(231.341 cu in)
Bore × Stroke 96.5 × 86.4 mm
3.8 × 3.4 in
Bore/stroke ratio 1.12
Valve gear overhead valve (OHV)
2 valves per cylinder
12 valves in total
maximum power output
(SAEnet)
183 PS (180 bhp) (134 kW)
at 4000 rpm
Specific output
(SAEnet)
47.5 bhp/litre
0.78 bhp/cu in
maximum torque
(SAEnet)
364 Nm (268 ft·lb) (37.1 kgm)
at 2400 rpm
Specific torque
(SAEnet)
96.02 Nm/litre
1.16 ft·lb/cu3
Engine construction cast iron block & head
sump wet sumped
compression ratio 8:1
Fuel system 1 Rochester M4ME carburettor
bmep (brake mean effective pressure) 1206.6 kPa (175 psi)
Maximum RPM
crankshaft bearings 4
Engine coolant Water
Unitary capacity 631.83 cc
Aspiration Turbo
Compressor
Intercooler
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 188 km/h (117 mph)
Power-to-weight ratio 108.57 PS/tonne (1000 kg)
79.85 kW/tonne (1000 kg)
107.08 bhp/tonne (1000 kg)
0.05 bhp/lb
Weight-to-power ratio 12.52 kg/kW
20.92 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 front wheel drive  
Torque split N/A
Steering
turns lock-to-lock 3.000
Turning circle
Front suspension
Rear suspension
Wheel size front 6 x 15
Wheel size rear 6 x 15
Tyres front P205/70 R 15
Tyres rear P205/70 R 15
Brakes F/R VeDi/Dr-S
Front brake diameter 267 mm
Rear brake diameter
Braked area
Gearbox 3 speed automatic
Top gear ratio 1
Final drive ratio 2.93
general
Carfolio.com ID157003
Production total
Model code
Model family
RAC rating 34.6
Insurance classification No information available
Tax band No information available
1981 Buick Riviera T Coupé added 2007-05-11.
Last modified 2013-02-28.