1975 Buick Regal Hardtop Coupé specifications

1975 Buick Regal Hardtop Coupé data
 
bodywork
Body type4/5 seater fixed-head coupé
Number of doors2
Designer
dimensions & weights
Wheelbase 2845 mm 112 inches
Track/tread (front) 1562 mm 61.5 inches
Track/tread (rear) 1542 mm 60.7 inches
Length 5385 mm 212 inches
Width 2007 mm 79 inches
Height 1354 mm 53.3 inches
Ground clearance
length:wheelbase ratio 1.89
Kerb weight 1755 kg 3869 lb
Weight distribution
fuel tank capacity 83 litres 18.3 [21.9] UK [US] gal.
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
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 96.52 × 86.36 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
(net)		 112 PS (110 bhp) (82 kW)
at 4000 rpm
maximum torque
(net)		 237 Nm (175 ft·lb) (24.2 kgm)
at 2000 rpm
Specific output
(net)		 21.6 kW/litre
29.4 ps/litre
29 bhp/litre
0.48 bhp/cu in
Specific torque
(net)		 62.52 Nm/litre
0.76 ft·lb/cu3
Engine construction cast iron block & head
Lubrication wet sumped
compression ratio 8:1
Fuel system 1 Rochestrer carburettor
bmep (brake mean effective pressure) 785.6 kPa (113.9 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 Higher is better
63.55 PS/tonne (1000 kg)
0.06 PS/kg
46.74 kW/tonne (1000 kg)
0.05 kW/kg
62.68 bhp/tonne (1000 kg)
0.06 bhp/kg
0.03 bhp/lb
Weight-to-power ratio Lower is better
21.4 kg/kW
35.74 lb/bhp
fuel consumption
Fuel consumption
universal fuel 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
Front suspension
Rear suspension
Wheel size front 6 x 15
Wheel size rear 6 x 15
Tyres front GR78-15
Tyres rear GR78-15
Brakes F/R VeDi/Dr
Front brake diameter 279 mm
Rear brake diameter
Braked area
Gearbox 3 speed manual
Top gear ratio 1
Final drive ratio 2.73
general
Carfolio.com ID339746
Production total
Model code J57
Model family 4A
RAC rating 34.7
Insurance classification No information available
Tax band No information available
1975 Buick Regal Hardtop Coupé added 2013-06-22.
Last modified 2020-02-02.

Buick Century - 4A models

1975 Buick Century Custom Hardtop Coupé 4A H57
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 167 PS 165 bhp 123 kW
8 cyl, 5.7ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Custom Hardtop Coupé 4A H57
2 door fixed-head coupé FR 3M 3791 cm3/231.3cuin 112 PS 110 bhp 82 kW
6 cyl, 3.8ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Custom Hardtop Coupé 4A H57
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 162 PS 160 bhp 119 kW
8 cyl, 5.7ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Custom Hardtop Coupé 4A H57
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 147 PS 145 bhp 108 kW
8 cyl, 5.7ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Custom Hardtop Coupé Automatic 4A H57
2 door fixed-head coupé FR 3A 3791 cm3/231.3cuin 112 PS 110 bhp 82 kW
6 cyl, 3.8ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Hardtop Coupé 4A D37
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 162 PS 160 bhp 119 kW
8 cyl, 5.7ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Hardtop Coupé 4A D37
2 door fixed-head coupé FR 3M 3791 cm3/231.3cuin 112 PS 110 bhp 82 kW
6 cyl, 3.8ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Hardtop Coupé 4A D37
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 147 PS 145 bhp 108 kW
8 cyl, 5.7ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Hardtop Coupé 4A D37
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 167 PS 165 bhp 123 kW
8 cyl, 5.7ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Hardtop Coupé Automatic 4A D37
2 door fixed-head coupé FR 3A 3791 cm3/231.3cuin 112 PS 110 bhp 82 kW
6 cyl, 3.8ℓ, l: 5321mm, wb: 2845mm
1975 Buick Century Special Hardtop Coupé 4A E37
2 door fixed-head coupé FR 3M 3791 cm3/231.3cuin 112 PS 110 bhp 82 kW 1700 kg
6 cyl, 3.8ℓ, l: 5321mm, wb: 2845mm
1975 Buick Regal Hardtop Coupé 4A J57
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 147 PS 145 bhp 108 kW 1835 kg
8 cyl, 5.7ℓ, l: 5385mm, wb: 2845mm
1975 Buick Regal Hardtop Coupé 4A J57
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 162 PS 160 bhp 119 kW 1835 kg
8 cyl, 5.7ℓ, l: 5385mm, wb: 2845mm
1975 Buick Regal Hardtop Coupé 4A J57
2 door fixed-head coupé FR 3A 5724 cm3/349.3cuin 167 PS 165 bhp 123 kW 1835 kg
8 cyl, 5.7ℓ, l: 5385mm, wb: 2845mm
1975 Buick Regal Hardtop Coupé Automatic 4A J57
Buick Regal Hardtop Coupé -
2 door fixed-head coupé FR 3A 3791 cm3/231.3cuin 112 PS 110 bhp 82 kW
6 cyl, 3.8ℓ, l: 5385mm, wb: 2845mm
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1977 Chevrolet Caprice Classic Coupé 1BN47
2 door fixed-head coupé FR 3A 4093 cm3/249.8cuin 112 PS 110 bhp 82 kW
6 cyl, 4.1ℓ, l: 5387mm, wb: 2946mm
1977 Chevrolet Chevelle Malibu Coupé
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1974 Plymouth Satellite Coupé 4R1/2 RL21
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6 cyl, 3.7ℓ, l: 5395mm, wb: 2921mm
1974 Plymouth Satellite Coupé Automatic 4R1/2 RL21
2 door fixed-head coupé FR 3A 3683 cm3/224.8cuin 106 PS 105 bhp 78 kW
6 cyl, 3.7ℓ, l: 5395mm, wb: 2921mm
1974 Plymouth Satellite Sebring 4R1/2 RH23
2 door fixed-head coupé FR 3M 3683 cm3/224.8cuin 106 PS 105 bhp 78 kW
6 cyl, 3.7ℓ, l: 5395mm, wb: 2921mm
1974 Plymouth Satellite Sebring Automatic 4R1/2 RH23
2 door fixed-head coupé FR 3A 3683 cm3/224.8cuin 106 PS 105 bhp 78 kW
6 cyl, 3.7ℓ, l: 5395mm, wb: 2921mm
1977 Pontiac Catalina Hardtop Coupé
2 door fixed-head coupé FR 3A 3791 cm3/231.3cuin 106 PS 105 bhp 78 kW 1575 kg
6 cyl, 3.8ℓ, l: 5443mm, wb: 2944mm
1977 Pontiac Catalina Hardtop Coupé
2 door fixed-head coupé FR 3A 3791 cm3/231.3cuin 106 PS 105 bhp 78 kW 1575 kg
6 cyl, 3.8ℓ, l: 5443mm, wb: 2944mm
1977 Pontiac Le Mans Hardtop
2 door fixed-head coupé FR 3M 3791 cm3/231.3cuin 106 PS 105 bhp 78 kW 1616 kg
6 cyl, 3.8ℓ, l: 5283mm, wb: 2845mm
1977 Pontiac Le Mans Hardtop
Pontiac Le Mans Hardtop -
2 door fixed-head coupé FR 3M 3791 cm3/231.3cuin 106 PS 105 bhp 78 kW 1616 kg
6 cyl, 3.8ℓ, l: 5283mm, wb: 2845mm
1977 Pontiac Le Mans Hardtop Automatic
2 door fixed-head coupé FR 3A 3791 cm3/231.3cuin 106 PS 105 bhp 78 kW
6 cyl, 3.8ℓ, l: 5283mm, wb: 2845mm