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E21 3 Series Versions

BMW E21 3 Series 320i (USA) Specs

(1977 - 1979) - Technical Specifications for Years 1977, 1978, 1979

Petrol

121.4 cu-in
1990 cm³

Inline 4

109 HP
110 PS / 81 kW

112 lb-ft
152 Nm

BMW E21 3 Series 320i (USA) Body, Model and Production details

Generation :	E21

Body :	-

Num. of Doors :	2 doors


BMW E21 3 Series 320i (USA) Engine Technical Data

Engine type - Number of cylinders :	Inline 4

Engine Code :	M10 B20

Fuel type :	Petrol

Fuel System :	Bosch K-Jetronic fuel injection

Engine Alignment :	Longitudinal

Engine Position :	Front

Engine displacement :	121.4 cu-in / 1990 cm³

Bore x Stroke :	3.5 x 3.15 inches 89 x 80 mm

Number of valves :	8 Valves

Aspiration :	naturally-aspirated

Compression Ratio :	8.1

Horsepower :	109 HP / 110 PS / 81 kW @ 5700 rpm

Maximum torque :	112 lb-ft / 152 Nm @ 4350 rpm

Drive wheels - Traction - Drivetrain :	RWD

Transmission Gearbox - Number of speeds :	4 speed Manual


BMW E21 3 Series 320i (USA) Fuel Consumption (Economy), Emissions and Range

Fuel Tank Capacity :	15.3 gallons 58 L 12.8 UK gallons

BMW E21 3 Series 320i (USA) Performance

Top Speed :	- Mph / - km/h

Acceleration 0 to 100 km/h (0 to 62 mph) :	- s


BMW E21 3 Series 320i (USA) Size, Dimensions, Aerodynamics and Weight

Wheelbase :	100.91 inches / 256.3 cm

Length :	171.46 inches / 435.5 cm

Width :	63.39 inches / 161 cm

Height :	54.33 inches / 138 cm

Aerodynamic drag coefficient - Cx :	0.46

Curb Weight :	2606 lbs / 1182 kg

Weight/Power Output Ratio :	10.7 kg/hp


BMW E21 3 Series 320i (USA) Interior size, Dimensions

Num. of Seats :	5 seats

Trunk / Boot capacity :	16.2 cu-ft / 460 L


BMW E21 3 Series 320i (USA) Brakes, Tires, Steering and Suspension

Front Brakes - Disc dimensions :	Discs (10.04 inches / 255 mm)

Rear Brakes - Disc dimensions :	Drums (9.84 inches / 250 mm)

Front Tyres - Rims dimensions :	185/70 R13

Rear Tyres - Rims dimensions :	185/70 R13

Front Suspension :	MacPherson struts coil springs and Anti-roll bar

Rear Suspension :	Semitrailing arms coil springs