Full specs1966 Jaguar 420G specifications
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| bodywork | |||
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| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3048 mm | 120 inches | |
| Track/tread (front) | 1473 mm | 58 inches | |
| Track/tread (rear) | 1473 mm | 58 inches | |
| Length | 5131 mm | 202 inches | |
| Width | 1905 mm | 75 inches | |
| Height | 1384 mm | 54.5 inches | |
| Ground clearance | 165 mm | 6.5 inches | |
| length:wheelbase ratio | 1.68 | ||
| Kerb weight | 1778 kg | 3920 lb | |
| Weight distribution | |||
| fuel tank capacity | 90.9 litres | 20 [24] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Jaguar | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 4.2 litre 4235 cc (258.436 cu in) |
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| Bore × Stroke | 92.08 × 106 mm
3.63 × 4.17 in |
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| Bore/stroke ratio | 0.87 | ||
| Valve gear | double overhead camshaft (DOHC)
2 valves per cylinder 12 valves in total |
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| maximum power output (Gross) |
259 PS (255 bhp) (190 kW) at 5400 rpm |
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| maximum torque (Gross) |
373 Nm (275 ft·lb) (38 kgm) at 4000 rpm |
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| Specific output (Gross) |
44.9 kW/litre 61 ps/litre 60.2 bhp/litre 0.99 bhp/cu in |
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| Specific torque (Gross) |
88.08 Nm/litre
1.06 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 8:1 | ||
| Fuel system | 3 SU carbs | ||
| bmep (brake mean effective pressure) | 1106.8 kPa (160.5 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 7 | ||
| Engine coolant | Water | ||
| Unitary capacity | 705.83 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 198 km/h (123 mph) | ||
| Power-to-weight ratio | Higher is better 145.41 PS/tonne (1000 kg) 0.15 PS/kg 106.95 kW/tonne (1000 kg) 0.11 kW/kg 143.42 bhp/tonne (1000 kg) 0.14 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 9.35 kg/kW 15.62 lb/bhp |
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| 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 | 3.000 | ||
| Turning circle | 11.30 m | ||
| Front suspension | I.CS. | ||
| Rear suspension | I.CS. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | Di/Di-S | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | 3619 cm2 | ||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.54 | ||
| general | |||
| Carfolio.com ID | 58674 | ||
| Production total | |||
| Model code | |||
| RAC rating | 31.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1966 Jaguar 420G added before December 1995. Last modified 2022-12-26. |
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