Specifications: Opel Monza A1 2.8 (140 Hp) 1978, 1979, 1980, 1981

1978 Opel Monza A1 - Photo 1

Opel Monza A1 2.8 (140 Hp) – Full specifications
General information
Brand Opel
Model Monza
Generation Monza A1
Modification (Engine) 2.8 (140 Hp)
Start of production April, 1978 year
End of production August, 1981 year
Powertrain Architecture Internal Combustion engine
Body type Coupe
Seats 4
Doors 3
Performance specs
Fuel consumption (economy) – combined 10.8 l/100 km
21.78 US mpg
26.16 UK mpg
9.26 km/l
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 10 sec
Acceleration 0 – 62 mph 10 sec
Acceleration 0 – 60 mph (Calculated by Auto-Data.net) 9.5 sec
Maximum speed 195 km/h
121.17 mph
Weight-to-power ratio 9.8 kg/Hp, 101.8 Hp/tonne
Weight-to-torque ratio 6.4 kg/Nm, 155.6 Nm/tonne
Engine specs
Power 140 Hp @ 5200 rpm.
Power per litre 50.3 Hp/l
Torque 214 Nm @ 3400 rpm.
157.84 lb.-ft. @ 3400 rpm.
Engine layout Front, Longitudinal
Engine Model/Code 28H
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 9.4:1
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 1375 kg
3031.36 lbs.
Max. weight 1900 kg
4188.78 lbs.
Max load 525 kg
1157.43 lbs.
Trunk (boot) space – minimum 425 l
15.01 cu. ft.
Trunk (boot) space – maximum 765 l
27.02 cu. ft.
Fuel tank capacity 70 l
18.49 US gal | 15.4 UK gal
Permitted trailer load with brakes (12%) 1700 kg
3747.86 lbs.
Permitted trailer load without brakes 700 kg
1543.24 lbs.
Dimensions
Length 4692 mm
184.72 in.
Width 1734 mm
68.27 in.
Height 1380 mm
54.33 in.
Wheelbase 2668 mm
105.04 in.
Front track 1443 mm
56.81 in.
Rear (Back) track 1472 mm
57.95 in.
Ride height (ground clearance) 140 mm
5.51 in.
Drag coefficient (Cd) 0.41
Minimum turning circle (turning diameter) 9.85 m
32.32 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 suspension Independent, type McPherson with coil spring and anti-roll bar
Rear suspension Trailing arm
Front brakes Ventilated discs
Rear brakes Disc
Steering type Cone worm with recirculation balls
Power steering Hydraulic Steering
Tires size 195/70 R14

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