Key facts

Buick Estate Wagon, 1975 MY 4BR R45 information summary

What body style?
estate/station wagon with 6/7 seats
How long?
5888 mm
How heavy?
2390 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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1975 Buick Estate Wagon technical specifications

Introduction

The Buick Estate Wagon is a rear wheel drive motor vehicle, with the engine positioned in the front, and a 5 door estate/station wagon body.
It is part of Buick's 4BR series.
The 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a capacity of 7.5 litres. This unit produces 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 by means of a 3 speed automatic transmission.
Its quoted kerb weight is 2390 kg.
1975 Buick Estate Wagon data
Buick Estate Wagon, 1975 MY 4BR R45 data
bodywork
Body type6/7 seater estate/station wagon
Number of doors5
Designer
dimensions & weights
mminches
Wheelbase 3225 127
Track/tread (front) 1615 63.6
Track/tread (rear) 1626 64
Length 5888 231.8
Width 2029 79.9
Height 1483 58.4
Ground clearance 140 5.5
length:wheelbase ratio 1.83
Kerb weight 2390 kg 5269 lb
Weight distribution
fuel tank capacity 83 litres 18.3 UK Gal 21.9 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 86.97 PS/g
63.96 kW/g
85.77 bhp/ton
0.04 bhp/lb
Weight-to-power ratio 15.63 kg/kW
26.12 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 ID292908
Production total
Model code R45
Model family 4BR
RAC rating 59.5
Insurance classification No information available
Tax band No information available
1975 Buick Estate Wagon added 2012-11-15.
Last modified 2013-06-22.

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1975 Buick Estate Wagon


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