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Opel Commodore GS/E 2.8 Coupé Automatic

(1975 model)

Brief specs of 1975 Opel Commodore GS/E 2.8 Coupé Automatic

2-door 2+2-seater fixed-head coupé, petrol (gasoline) 6-cylinder 12-valve straight (inline) engine, OHV (overhead valve, I-head), 2784 cm3 / 169.9 cu in / 169.9 cu in, 119.3 kW / 160.0 hp / 160.0 hp @ 5400 rpm / 5400 rpm / 5400 rpm, automatic 3-speed transmission, rear wheel drive, 190 km/h / 118 mph / 118 mph top speed

units: metric UK US

Basic (general) data

Marque (make)OpelIssued from1975
ModelCommodore GS/E 2.8 Coupé AutomaticIssued until
SerieCommodoreNumber made
Model familyBody construction
Model codeBody designation
ManufacturerAdam Opel AGCountryDE,ZA

Bodywork

Base platformNumber of doors2
Bodywork typefixed-head coupéNumber of seats2+2
Bodywork designerCargo capacity (volume)
Passenger space (volume)Max. cargo capacity (volume)

Dimensions & Weight

Length4567 mm / 179.8 in / 179.8 inTotal (curb) weight
Width1722 mm / 67.8 in / 67.8 inDry weight
HeightLoad capacity
Wheelbase2667 mm / 105.0 in / 105.0 inGross (max.) weight
Track front1425 mm / 56.1 in / 56.1 inTowing weight
Track rear1412 mm / 55.6 in / 55.6 inWeight distribution (front)
Ground clearanceFuel capacity
Length/wheelbase ratio1.71  

Aerodynamics

Drag coefficient (Cd, Cx, Cw)Frontal area (A)
Aerodynamic coefficient (Cd×A)Aerodynamic resistance (Aero horse power) at 100 km/h (62 mph)

Engine

Engine CodeTotal number of cylinders6
Engine Typestraight (inline) Total number of valves12
Engine ManufacturerOpelValves per cylinder2
Engine constructionBore92.0 mm / 3.62 in / 3.62 in
Fuelpetrol (gasoline)Stroke69.8 mm / 2.75 in / 2.75 in
Fuel detailsBore/Stroke ratio1.32
Fuel supplyBo fuel inj.Engine displacement2784 cm3 / 169.9 cu in / 169.9 cu in
Engine Main bearings7Unitary capacity464.00 cm3/cylinder / 28.315 cu in/cylinder / 28.315 cu in/cylinder
Cam DesignOHV (overhead valve, I-head)Compression ratio9.5 : 1
SumpMax. output power119.3 kW / 160.0 hp / 160.0 hp at 5400 rpm / 5400 rpm / 5400 rpm
AspirationnaturalMax. torque at
Compressor typeN/AMaximum rpm
IntercoolernoMax. net output (power at the wheels)47.7 kW / 64.0 hp / 64.0 hp (est.)
CoolantwaterSpecific output42.9 kW/l / 0.942 bhp/cu in / 0.942 bhp/cu in
Catalytic converternoSpecific torque

Transmission

Transmission typeautomaticNumber of gears3
Wheel driverear wheel driveTop gear (drive) ratio1
  Final gear (drive) ratio3.45

Performance

Acceleration 0-50 mph (80 km/h)7.60 s / 7.60 s / 7.60 sTop (maximal) speed190 km/h / 118 mph / 118 mph
Acceleration 0-60 mph (97 km/h)10.40 s / 10.40 s / 10.40 sPower-to-weight ratio
Acceleration 0-100 km/hFuel consumption, City (urban)
Acceleration 0-100 mph (160 km/h)31.80 s / 31.80 s / 31.80 sFuel consumption, Road (extra-urban)
Acceleration 80-120 km/h (50-70 mph) in topFuel consumption, Mixed (combined)
Standing ¼mile time Fuel consumption, Euro
Standing kilometer time CO2 emissions
  Range

Chassis

Engine locationfrontEngine alignmentlongitudinal
SteeringSteering details
Turns lock-to-lockTurning circle
Suspension frontIndependent, Wishbone (A-arm, control arm), Coil springs, Anti-roll (anti-sway) bar (ARB)Suspension rearLive axle, Coil springs, Panhard rod, Anti-roll (anti-sway) bar (ARB)
Wheels frontWheels rear
Tyres frontTyres rear
Brakes frontventilated discBrakes reardisc
Brake diameter frontBrake diameter rear
Brakes detailsservo-assistedBraked area

Technical specifications and performance data of Opel Commodore GS/E 2.8 Coupé Automatic

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