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BMW
745i Automatic
(1981)




Basic (general) data

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Marque (make)Image of BMW 745i Automatic
BMW
Serie7
Model familyE23
Model745i Automatic
Model code
Issued from1981
Issued until
Number made
Body construction
Body designation

Bodywork

 
Base platform
Bodywork typesedan (saloon)
Bodywork designer
Number of doors4
Number of seats5
Cargo capacity (volume) [m2 / cu ft / cu ft]
Max. cargo capacity (volume) [m2 / cu ft / cu ft]

Dimensions & Weight

 
Wheelbase [mm / in / in]2790 / 109.8 / 109.8
Track front [mm / in / in]1500 / 59.1 / 59.1
Track rear [mm / in / in]1520 / 59.8 / 59.8
Length [mm / in / in]4860 / 191.3 / 191.3
Width [mm / in / in]1800 / 70.9 / 70.9
Height [mm / in / in]1430 / 56.3 / 56.3
Length/wheelbase ratio1.74
Ground clearance [mm / in / in]
Total (curb) weight [kg / lb / lb]1590 / 3505 / 3505
Dry weight [kg / lb / lb]
Weight distribution (front) [% / % / %]
Fuel capacity [l / UK gal / US gal]100 / 22.0 / 26.4

Aerodynamics

 
Drag coefficient0.420
Frontal Area [m2 / sq ft / sq ft]
Cx

Engine

 
Engine Code
Engine ManufacturerBMW
Engine Typestraight (inline)
Engine Type Details
Sump
Fuelpetrol (gasoline)
Cam DesignSOHC (single overhead camshaft)
Total number of cylinders6
Total number of valves12
Valves per cylinder2
Engine Main bearings7
Engine construction
Bore [mm / in / in]92.0 / 3.62 / 3.62
Stroke [mm / in / in]86.0 / 3.39 / 3.39
Bore/Stroke ratio1.07
Engine displacement [cm3 / cu in / cu in]3430 / 209.3 / 209.3
Unitary capacity [cm3/cylinder / cu in/cylinder / cu in/cylinder]571.67 / 34.885 / 34.885
Compression ratio8.0
Fuel supply
Aspirationturbocharged
Compressor type1 KKK turbo
Intercoolerair/ air
Catalytic converterno
Max. output power [kW / hp / hp]187.9 / 255.5 / 255.5
Max. output power rpm [rpm / rpm / rpm]5200 / 5200 / 5200
Max. torque [Nm / lbft / lbft]380.0 / 280.3 / 280.3
Max. torque rpm [rpm / rpm / rpm]2200 / 2200 / 2200
Maximum rpm [rpm / rpm / rpm]
Coolantwater
Max. net output [kW / bhp / bhp]185.3 / 251.9 / 251.9
Specific output [kW/l / bhp/cu in / bhp/cu in]73.5 / 1.638 / 1.638
Specific torque [Nm/l / lbft/cu in / lbft/cu in]110.79 / 0.969 / 0.969

Transmission

 
Transmission typeautomatic
Number of gears4
Wheel driverear wheel drive
Top gear (drive) ratio0.73
Final gear (drive) ratio2.93

Performance

 
Acceleration 0-50 mph (80 km/h) [s / s / s]5.60 / 5.60 / 5.60
Acceleration 0-60 mph (96 km/h) [s / s / s]
Acceleration 0-100 km/h [s / s / s]
Acceleration 0-100 mph (160 km/h) [s / s / s]
Acceleration 80-120 km/h (50-70 mph) in top [s / s / s]
0-Quarter-mile time [s / s / s]
0-Quarter-mile speed [km/h / mph / mph]
0-Kilometer time [s / s / s]
0-Kilometer speed [km/h / mph / mph]
Top (maximal) speed [km/h / mph / mph]227 / 141 / 141
Fuel consumption, City (urban) [l/100km / mi/UK gal / mi/US gal]
Fuel consumption, Road (extra-urban) [l/100km / mi/UK gal / mi/US gal]
Fuel consumption, Mixed (combined) [l/100km / mi/UK gal / mi/US gal]
Fuel consumption, Euro [l/100km / mi/UK gal / mi/US gal]
CO2 emissions [g/km / g/mi / g/mi]
Power-to-weight ratio [kW/ton / bhp/ton / bhp/ton]158.49 / 215.49 / 215.49

Chassis

 
Engine locationfront
Engine alignmentlongitudinal
SteeringZF recirculating ball VR PAS
Turns lock-to-lock3.80
Turning circle [m / ft / ft]11.60 / 38.06 / 38.06
Suspension frontI.CS.ARB.
Suspension rearI.STA.CS.
Wheels front
Wheels rear
Tyres front
Tyres rear
Brakes frontventilated disc
Brakes reardisc, ABS (anti-lock braking system), servo-assisted
Brake diameter front [mm / in / in]
Brake diameter rear [mm / in / in]
Braked area [cm2 / sq in / sq in]
 
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