1968 Opel Diplomat specifications

1968 Opel Diplomat data
 
bodywork
Body type4/5 seater sedan/saloon
Number of doors4
Designer
dimensions & weights
Wheelbase 2845 mm 112 inches
Track/tread (front) 1511 mm 59.5 inches
Track/tread (rear) 1511 mm 59.5 inches
Length 4921 mm 193.7 inches
Width 1854 mm 73 inches
Height 1441 mm 56.7 inches
Ground clearance 150 mm 5.9 inches
length:wheelbase ratio 1.73
Kerb weight 1690 kg 3726 lb
Weight distribution
fuel tank capacity 80 litres 17.6 [21.1] UK [US] gal.
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type naturally aspirated petrol
Engine manufacturer GM
Engine code
Cylinders V 8 in 90° vee
Capacity 5.4 litre
5354 cc
(326.721 cu in)
Bore × Stroke 101.6 × 82.6 mm
4 × 3.25 in
Bore/stroke ratio 1.23
Valve gear overhead valve (OHV)
2 valves per cylinder
16 valves in total
maximum power output
(DIN)
230 PS (227 bhp) (169 kW)
at 4700 rpm
maximum torque
(DIN)
427 Nm (315 ft·lb) (43.5 kgm)
at 3000-3200 rpm
Specific output
(DIN)
31.6 kW/litre
43 ps/litre
42.4 bhp/litre
0.69 bhp/cu in
Specific torque
(DIN)
79.75 Nm/litre
0.96 ft·lb/cu3
Engine construction
Lubrication wet sumped
compression ratio 10.5:1
Fuel system 1 Ro carb
bmep (brake mean effective pressure) 1002.2 kPa (145.4 psi)
Maximum RPM 5000 rpm
crankshaft bearings 5
Engine coolant Water
Unitary capacity 669.25 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph) 7 s
Acceleration 0-60mph
Acceleration 0-100km/h 10 s
Acceleration 0-160km/h (100mph) 26.6 s
Standing quarter-mile
Standing kilometre 31 s
Maximum speed 202 km/h (126 mph)
Power-to-weight ratio Higher is better
136.19 PS/tonne (1000 kg)
0.14 PS/kg
100.16 kW/tonne (1000 kg)
0.1 kW/kg
134.32 bhp/tonne (1000 kg)
0.13 bhp/kg
0.06 bhp/lb
Weight-to-power ratio Lower is better
9.98 kg/kW
16.68 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock
Turning circle 10.80 m
Front suspension I.CS.
Rear suspension I.CS.
Wheel size front
Wheel size rear
Tyres front 195 x 14
Tyres rear 195 x 14
Brakes F/R Di/Di-S
Front brake diameter
Rear brake diameter
Braked area
Gearbox 3 speed automatic
Top gear ratio 1
Final drive ratio 2.73
general
Carfolio.com ID71555
Production total
Model code
RAC rating 51.2
Insurance classification No information available
Tax band No information available
1968 Opel Diplomat added before December 1995.
Last modified 2013-02-28.

Opel Diplomat models

4 door sedan/​saloon FR 4M 2784 cm3/169.9cuin 167 PS 165 bhp 123 kW 1530 kg
Opel Diplomat -
4 door sedan/​saloon FR 4638 cm3/283.0cuin 193 PS 190 bhp 142 kW
Cars similar to the 1968 Opel Diplomat
4 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
AMC Ambassador 990 -
4 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 3A 5618 cm3/342.8cuin 238 PS 235 bhp 175 kW
4 door fixed-head coupé FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door fixed-head coupé FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 4M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 4M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 4M 4492 cm3/274.1cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 4M 4492 cm3/274.1cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 4M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 4M 4492 cm3/274.1cuin 238 PS 235 bhp 175 kW
Dodge Dart GT Hardtop -
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 4492 cm3/274.1cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 4M 4490 cm3/274.0cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 4M 4490 cm3/274.0cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 4M 4490 cm3/274.0cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 4492 cm3/274.1cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 3A 4492 cm3/274.1cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 4M 4490 cm3/274.0cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 4M 4490 cm3/274.0cuin 238 PS 235 bhp 175 kW
2 door sedan/​saloon FR 4M 4490 cm3/274.0cuin 238 PS 235 bhp 175 kW
4 door sedan/​saloon FR 3M 4942 cm3/301.6cuin 223 PS 220 bhp 164 kW
4 door sedan/​saloon FR 3M 4942 cm3/301.6cuin 223 PS 220 bhp 164 kW
4 door sedan/​saloon FR 3A 4942 cm3/301.6cuin 223 PS 220 bhp 164 kW
4 door sedan/​saloon FR 3A 4942 cm3/301.6cuin 223 PS 220 bhp 164 kW
4 door sedan/​saloon FR 3M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 4M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 4M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 4M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 4M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 4M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 4942 cm3/301.6cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 4942 cm3/301.6cuin 223 PS 220 bhp 164 kW
4 door sedan/​saloon FR 3A 4942 cm3/301.6cuin 223 PS 220 bhp 164 kW
4 door sedan/​saloon FR 4M 5046 cm3/307.9cuin 243 PS 240 bhp 179 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 4M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 4M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 4M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 4M 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
4 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW
2 door sedan/​saloon FR 3A 5210 cm3/317.9cuin 233 PS 230 bhp 172 kW