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  • Buick Riviera

    Buick Riviera -

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Key facts

Buick Riviera, 1975 MY 4EZ Z87 information summary

What body style?
fixed-head coupé with 4/5 seats
How long?
5664 mm
How heavy?
2130 kg
What size engine?
7.5 litre, 7468 cm3
How many cylinders?
8, V
How much power?
208 PS / 205 bhp / 153 kW @ 3800 rpm
How much torque?
468 Nm / 345 ft.lb / 47.7 kgm @ 2000 rpm

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Buick Riviera models

1975 Buick Riviera technical specifications

Introduction

Buick Riviera is a car that has a 2 door coupé body style with a front located engine supplying power to the rear wheels.
It forms part of Buick's 4EZ model range.
Its 8 cylinder, overhead valve naturally aspirated powerplant has 2 valves per cylinder and a capacity of 7.5 litres. For this model it develops power and torque figures of 205 bhp (208 PS/153 kW) at 3800 rpm and 468 Nm (345 lbft/47.7 kgm) at 2000 rpm respectively.
The engine supplies its power through to the wheels via a 3 speed automatic transmission.
The claimed kerb weight is 2130 kg.
1975 Buick Riviera data
Buick Riviera, 1975 MY 4EZ Z87 data
bodywork
Body type4/5 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
mminches
Wheelbase 3099 122
Track/tread (front) 1615 63.6
Track/tread (rear) 1626 64
Length 5664 223
Width 2032 80
Height 1364 53.7
Ground clearance
length:wheelbase ratio 1.83
Kerb weight 2130 kg 4696 lb
Weight distribution
fuel tank capacity 98 litres 21.6 UK Gal 25.9 US Gal
aerodynamics
Drag coefficient
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer GM
Engine code
Cylinders V 8 in 90° vee
Capacity 7.5 litre
7468 cc
(455.725 cu in)
Bore × Stroke 109.54 × 99.06 mm
4.31 × 3.9 in
Bore/stroke ratio 1.11
overhead valve (OHV)
2 valves per cylinder
16 valves in total
maximum power output
(net)
208 PS (205 bhp) (153 kW)
at 3800 rpm
Specific output
(net)
27.5 bhp/litre
0.45 bhp/cu in
maximum torque
(net)
468 Nm (345 ft·lb) (47.7 kgm)
at 2000 rpm
Specific torque
(net)
62.67 Nm/litre
0.76 ft·lb/cu3
Engine construction
sump wet sumped
compression ratio 7.9:1
Fuel system 1 Rochester carburettor
bmep (brake mean effective pressure) 787.5 kPa (114.2 psi)
Maximum RPM
crankshaft bearings 5
Engine coolant Water
Unitary capacity 933.5 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 97.58 PS/g
71.77 kW/g
96.24 bhp/ton
0.04 bhp/lb
Weight-to-power ratio 13.93 kg/kW
23.27 lb/bhp
fuel consumption
Fuel consumption
universal consumption (calculated from the above)
litres per 100km
km per 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
Front suspension
Rear suspension
Wheel size front 6.00 x 15
Wheel size rear 6.00 x 15
Tyres front JR78-15
Tyres rear JR78-15
Brakes F/R VeDi/Dr-S
Front brake diameter 301 mm
Rear brake diameter
Gearbox 3 speed automatic
Top gear ratio 1.00
Final drive ratio 2.93
general
Carfolio.com ID292886
Production total
Model code Z87
Model family 4EZ
RAC rating 59.5
Insurance classification No information available
Tax band No information available
1975 Buick Riviera added 2012-11-15.
Last modified 2013-06-22.

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1975 Buick Riviera


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