Specifications: BMW 3 Series (E21) 323i (143 Hp) 1978, 1979, 1980, 1981, 1982

1975 BMW 3 Series (E21) - Photo 1

BMW 3 Series (E21) 323i (143 Hp) – Full specifications
General information
Brand BMW
Model 3 Series
Generation 3 Series (E21)
Modification (Engine) 323i (143 Hp)
Start of production 1978 year
End of production 1982 year
Powertrain Architecture Internal Combustion engine
Body type Sedan
Seats 5
Doors 2
Performance specs
Fuel consumption (economy) – urban 12.8 l/100 km
18.4 US mpg
22.1 UK mpg
7.8 km/l
Fuel consumption (economy) – extra urban 7.8 l/100 km
30.2 US mpg
36.2 UK mpg
12.8 km/l
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 9.5 sec
Acceleration 0 – 62 mph 9.5 sec
Acceleration 0 – 60 mph (Calculated by Auto-Data.net) 9 sec
Maximum speed 190 km/h
118.06 mph
Weight-to-power ratio 7.8 kg/Hp, 128.8 Hp/tonne
Weight-to-torque ratio 5.8 kg/Nm, 171.2 Nm/tonne
Engine specs
Power 143 Hp @ 5800 rpm.
Power per litre 61.7 Hp/l
Torque 190 Nm @ 4500 rpm.
140.14 lb.-ft. @ 4500 rpm.
Engine layout Front, Longitudinal
Engine Model/Code M20B23
Engine displacement 2316 cm3
141.33 cu. in.
Number of cylinders 6
Engine configuration Inline
Cylinder Bore 80 mm
3.15 in.
Piston Stroke 76.8 mm
3.02 in.
Compression ratio 9.5:1
Number of valves per cylinder 2
Fuel injection system Multi-port manifold injection
Engine aspiration Naturally aspirated engine
Engine oil capacity 4.25 l
4.49 US qt | 3.74 UK qt
Engine oil specification Log in to see.Log in to see.
Coolant 12 l
12.68 US qt | 10.56 UK qt

Space, Volume and weights
Kerb Weight 1110 kg
2447.13 lbs.
Max. weight 1540 kg
3395.12 lbs.
Max load 430 kg
947.99 lbs.
Trunk (boot) space – minimum 404 l
14.27 cu. ft.
Fuel tank capacity 58 l
15.32 US gal | 12.76 UK gal
Dimensions
Length 4355 mm
171.46 in.
Width 1610 mm
63.39 in.
Height 1380 mm
54.33 in.
Wheelbase 2563 mm
100.91 in.
Front track 1366 mm
53.78 in.
Rear (Back) track 1373 mm
54.06 in.
Minimum turning circle (turning diameter) 9.5 m
31.17 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
Rear suspension Independent multi-link suspension
Front brakes Disc
Rear brakes Drum
Power steering Hydraulic Steering
Tires size 185/70 R13
Wheel rims size 13

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