Buick Riviera T-Type Coupé, 1986 MY 4E Y57

The Buick Riviera T-Type Coupé is a front wheel drive motor car, with the engine mounted in the front, and a 2 door coupé bodyshell. It is part of Buick's 4E model series. Its engine is a naturally aspirated petrol, 3.8 litre, overhead valve 90 degree V 6 cylinder with 2 valves per cylinder. In this application it develops 140 bhp (142 PS/104 kW) of power at 4400 rpm, and maximum torque of 271 N·m (200 lb·ft/27.6 kgm) at 2000 rpm. The engine transfers its power through to the wheels via a 4 speed automatic gearbox. Its quoted weight at the kerb is 1501 kg.

Pictures

Key facts

Buick Riviera T-Type Coupé, 1986 MY 4E Y57 information summary

What body style?
2 door fixed-head coupé with 2+2 seats
How long?
4755 mm
How heavy?
1501 kg
What size engine?
3.8 litre, 3791 cm3
How many cylinders?
6, V
How much power?
142 PS / 140 bhp / 104 kW @ 4400 rpm
How much torque?
271 Nm / 200 ft.lb / 27.6 kgm @ 2000 rpm

Buick Riviera models

2 door fixed-head coupé FF 3A 3791 cm3 172 PS 170 bhp 127 kW 1585 kg
fixed-head coupé FF 3A 3791 cm3 167 PS 165 bhp 123 kW 1553 kg
2 door fixed-head coupé FF 3A 3791 cm3 152 PS 150 bhp 112 kW 1501 kg

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1986 Buick Riviera T-Type Coupé data
bodywork
Body type2+2 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 2743 mm 108 inches
Track/tread (front) 1521 mm 59.9 inches
Track/tread (rear) 1521 mm 59.9 inches
Length 4755 mm 187.2 inches
Width 1821 mm 71.7 inches
Height 1359 mm 53.5 inches
Ground clearance
length:wheelbase ratio 1.73
Kerb weight 1501 kg 3309 lb
Weight distribution
fuel tank capacity 68.2 litres 15 UK Gal 18 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated 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
(SAE net)
142 PS (140 bhp) (104 kW)
at 4400 rpm
Specific output
(SAE net)
36.9 bhp/litre
0.61 bhp/cu in
maximum torque
(SAE net)
271 Nm (200 ft·lb) (27.6 kgm)
at 2000 rpm
Specific torque
(SAE net)
71.49 Nm/litre
0.86 ft·lb/cu3
Engine construction cast iron block & head
sump wet sumped
compression ratio 8.5:1
Fuel system SFI
bmep (brake mean effective pressure) 898.3 kPa (130.3 psi)
Maximum RPM
crankshaft bearings 4
Engine coolant Water
Unitary capacity 631.83 cc
Aspiration Normal
Compressor N/A
Intercooler None
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
Power-to-weight ratio 94.57 PS/tonne (1000 kg)
69.55 kW/tonne (1000 kg)
93.27 bhp/tonne (1000 kg)
0.04 bhp/lb
Weight-to-power ratio 14.38 kg/kW
24.02 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 transverse
Drive wheels front wheel drive  
Torque split N/A
Steering power assisted rack & pinion
turns lock-to-lock 2.500
Turning circle
Front suspension
Rear suspension
Wheel size front
Wheel size rear
Tyres front Goodyear Eagle GT P215/60 R 15
Tyres rear Goodyear Eagle GT P215/60 R 15
Brakes F/R VeDi/Di-S
Front brake diameter 260 mm
Rear brake diameter 254 mm
Braked area
Gearbox 4 speed automatic
Top gear ratio 0.7
Final drive ratio
general
Carfolio.com ID290532
Production total
Model code Y57
Model family 4E
RAC rating 34.6
Insurance classification No information available
Tax band No information available
1986 Buick Riviera T-Type Coupé added 2012-11-04.
Last modified 2013-02-28.