Specifications: Opel Commodore B 2.8 GS (140 Hp) 1975, 1976, 1977, 1978

1972 Opel Commodore B - Photo 1

Opel Commodore B 2.8 GS (140 Hp) – Full specifications
General information
Brand Opel
Model Commodore
Generation Commodore B
Modification (Engine) 2.8 GS (140 Hp)
Start of production 1975 year
End of production 1978 year
Powertrain Architecture Internal Combustion engine
Body type Sedan
Seats 5
Doors 4
Performance specs
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 10.5 sec
Acceleration 0 – 62 mph 10.5 sec
Acceleration 0 – 60 mph (Calculated by Auto-Data.net) 10 sec
Maximum speed 185 km/h
114.95 mph
Weight-to-power ratio 9 kg/Hp, 110.7 Hp/tonne
Weight-to-torque ratio 5.9 kg/Nm, 169.2 Nm/tonne
Engine specs
Power 140 Hp @ 5200 rpm.
Power per litre 50.3 Hp/l
Torque 214 Nm @ 3400-3800 rpm.
157.84 lb.-ft. @ 3400-3800 rpm.
Engine Model/Code 28HC
Engine displacement 2784 cm3
169.89 cu. in.
Number of cylinders 6
Engine configuration Inline
Cylinder Bore 92 mm
3.62 in.
Piston Stroke 69.8 mm
2.75 in.
Compression ratio 9:1
Number of valves per cylinder 2
Fuel injection system Carburettor
Engine aspiration Naturally aspirated engine
Valvetrain SOHC
Engine oil capacity 5.5 l
5.81 US qt | 4.84 UK qt

Space, Volume and weights
Kerb Weight 1265 kg
2788.85 lbs.
Max. weight 1720 kg
3791.95 lbs.
Max load 455 kg
1003.1 lbs.
Trunk (boot) space – minimum 408 l
14.41 cu. ft.
Fuel tank capacity 70 l
18.49 US gal | 15.4 UK gal
Dimensions
Length 4607 mm
181.38 in.
Width 1728 mm
68.03 in.
Height 1415 mm
55.71 in.
Wheelbase 2668 mm
105.04 in.
Front track 1450 mm
57.09 in.
Rear (Back) track 1400 mm
55.12 in.
Ride height (ground clearance) 140 mm
5.51 in.
Drag coefficient (Cd) 0.46
Minimum turning circle (turning diameter) 11.2 m
36.75 ft.
Drivetrain, brakes and suspension specs
Drivetrain Architecture The Internal combustion engine (ICE) drives the rear wheels of the vehicle.
Drive wheel Rear wheel drive
Number of gears and type of gearbox 4 gears, manual transmission
Front brakes Disc
Rear brakes Disc

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