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BMW E21 3 Series 320i
BMW E21 3 Series 320i (1975)
Opel Ascona B 2-door 2.0S
Opel Ascona B 2-door 2.0S (1977)
Ford Escort I RS1600
Ford Escort I RS1600 (1970)
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Engine Technical Data
Engine type - Number of cylinders
Inline 4
Inline 4
Inline 4
Engine Code
M10/M64
20S
BDA
Fuel type
Petrol
Petrol
Petrol
Fuel System
Bosch K-Jetronic fuel injection
Carburetor GM Varajet II
2 Weber carbs
Lubrication
Wet sump
Engine Cooling
Water
Engine Alignment
Longitudinal
Longitudinal
Longitudinal
Engine Position
Front
Engine displacement
121.4 cu-in / 1990 cm3
120.8 cu-in / 1979 cm3
97.6 cu-in / 1599 cm3
Bore
3.5 inches
89 mm
3.74 inches
95.0 mm
3.19 inches
81.00 mm
Stroke
3.15 inches
80 mm
2.75 inches
69.8 mm
3.06 inches
77.60 mm
Number of valves
8
8
16
Aspiration
N/A
N/A
N/A
Compression Ratio
9.3
9.0
10.00
Horsepower
123 HP / 125 PS / 92 kW @ 5700 rpm
99 HP / 100 PS / 74 kW @ 5200 rpm
113 HP / 115 PS / 85 kW @ 6500 rpm
Maximum torque
129 lb-ft / 175 Nm @ 4350 rpm
112 lb-ft / 153 Nm @ 3800 rpm
104 lb-ft / 142.0 Nm @ 6500 rpm
Drive wheels - Traction - Drivetrain
RWD
RWD
RWD
Transmission Gearbox - Number of speeds
4
4
4
Clutch Type
Manual
Manual
Manual
Size, Dimensions, Aerodynamics and Weight
Body
Sedan
Num. of Doors
2
2
2
Num. of Seats
5
Wheelbase
100.91 inches / 256.3 cm
99.21 inches / 252.0 cm
94.49 inches / 240 cm
Length
171.46 inches / 435.5 cm
170.47 inches / 433.0 cm
156.5 inches / 397.5 cm
Width
63.39 inches / 161 cm
65.75 inches / 167.0 cm
61.73 inches / 156.8 cm
Height
54.33 inches / 138 cm
54.33 inches / 138.0 cm
54.49 inches / 138.4 cm
Front Axle
50.98 inches / 129.5 cm
Rear Axle
51.97 inches / 132.0 cm
Ground clearance
5.79 inches / 14.7 cm5.79 inches / 14.7 cm
Aerodynamic drag coefficient - Cx
0.46
Front Brakes - Disc dimensions
Vented Discs (10.04 inches / 255 mm)
Discs
Discs (9.61 inches / 244 mm)
Rear Brakes - Disc dimensions
Drums (9.84 inches / 250 mm)
Drums
Drums
Front Tyres - Rims dimensions
185/70 R13
165/- R13
Rear Tyres - Rims dimensions
185/70 R13
165/- R13
Front Wheels Width
5½
Rear Wheels Width
5½
Curb Weight
2403 lbs / 1090 kg
2143 lbs / 972 kg
1731 lbs / 785 kg
Weight/Power Output Ratio
8.72 Kg/hp
9.72 Kg/hp
6.83 Kg/hp
Trunk / Boot capacity
16.2 cu-ft / 460 L
13.4 cu-ft / 380 L
Steering
Rack and pinion. -
Steering wheel lock-to-lock
3.600 turns
Front Suspension
MacPherson struts coil springs Anti-roll bar
Independent. MacPherson. Coil Springs. Anti-roll bar.
MacPherson struts. Coil springs. Anti-roll bar.
Rear Suspension
Semitrailing arms coil springs
Semi-elliptic leaf springs. Radius arms. De-Dion axle.
Top Speed
113 Mph / 182 km/h
112 Mph / 180 km/h
113 Mph / 182 km/h
Acceleration 0 to 60 mph (0 to 96 Km/h)
8.90 s
Acceleration 0 to 100 km/h (0 to 62 mph)
9.9 s
10.4 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - Combined
25 MPG
9.4 L/100 km
30 MPG UK
Range
330 miles / 531 km
Fuel Tank Capacity
15.3 gallons
58 L
12.8 UK gallons
13.2 gallons
50 L
11 UK gallons
10.8 gallons
41 L
9 UK gallons



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