Specifications: Opel Diplomat B 5.3 V8 (230 Hp) Automatic 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978

1969 Opel Diplomat B - Photo 1

Opel Diplomat B 5.3 V8 (230 Hp) Automatic – Full specifications
General information
Brand Opel
Model Diplomat
Generation Diplomat B
Modification (Engine) 5.3 V8 (230 Hp) Automatic
Start of production 1969 year
End of production 1978 year
Powertrain Architecture Internal Combustion engine
Body type Sedan
Seats 5
Doors 4
Performance specs
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 8.5 sec
Acceleration 0 – 62 mph 8.5 sec
Acceleration 0 – 60 mph (Calculated by Auto-Data.net) 8.1 sec
Maximum speed 205 km/h
127.38 mph
Weight-to-power ratio 7.3 kg/Hp, 136.1 Hp/tonne
Weight-to-torque ratio 4 kg/Nm, 252.7 Nm/tonne
Engine specs
Power 230 Hp @ 4700 rpm.
Power per litre 43 Hp/l
Torque 427 Nm @ 3000-3200 rpm.
314.94 lb.-ft. @ 3000-3200 rpm.
Engine Model/Code 54S
Engine displacement 5354 cm3
326.72 cu. in.
Number of cylinders 8
Engine configuration V-engine
Cylinder Bore 101.6 mm
4 in.
Piston Stroke 82.55 mm
3.25 in.
Compression ratio 10.5:1
Number of valves per cylinder 2
Fuel injection system Carburettor
Engine aspiration Naturally aspirated engine
Valvetrain OHV
Engine oil capacity 5.4 l
5.71 US qt | 4.75 UK qt

Space, Volume and weights
Kerb Weight 1690 kg
3725.81 lbs.
Max. weight 2200 kg
4850.17 lbs.
Max load 510 kg
1124.36 lbs.
Trunk (boot) space – minimum 475 l
16.77 cu. ft.
Fuel tank capacity 80 l
21.13 US gal | 17.6 UK gal
Dimensions
Length 4920 mm
193.7 in.
Width 1852 mm
72.91 in.
Height 1450 mm
57.09 in.
Wheelbase 2850 mm
112.2 in.
Front track 1510 mm
59.45 in.
Rear (Back) track 1512 mm
59.53 in.
Ride height (ground clearance) 150 mm
5.91 in.
Drag coefficient (Cd) 0.45
Minimum turning circle (turning diameter) 11.8 m
38.71 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 3 gears, automatic transmission
Front brakes Ventilated discs
Rear brakes Ventilated discs

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