The Infiniti Q50 3.7 is a rear wheel drive motor car, with its engine mounted in the front, and a 4 door saloon (sedan) bodyshell.
Its 6 cylinder, double overhead camshaft naturally aspirated engine has 4 valves per cylinder and a capacity of 3.7 litres. In this application it produces power and torque figures of 328 bhp (333 PS/245 kW) at 7000 rpm and 365 Nm (269 lbft/37.2 kgm) at 5200 rpm respectively.
The engine transfers its power through to the wheels via a 7 speed automatic gearbox.
It weighs a claimed 1621 kg at the kerb.
Full specs
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Applicable to the USA domestic market(s). | ||
| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2850 mm | 112.2 inches | |
| Track/tread (front) | 1443 mm | 56.8 inches | |
| Track/tread (rear) | 1570 mm | 61.8 inches | |
| Length | 4783 mm | 188.3 inches | |
| Width | 1824 mm | 71.8 inches | |
| Height | 1443 mm | 56.8 inches | |
| Ground clearance | 130 mm | 5.1 inches | |
| length:wheelbase ratio | 1.68 | ||
| Kerb weight | 1621 kg | 3574 lb | |
| Weight distribution | 55.5% front | ||
| fuel tank capacity | 75.8 litres | 16.7 [20] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.26 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Nissan | ||
| Engine code | VQ37VHR | ||
| Cylinders | V 6 in 60° vee | ||
| Capacity | 3.7 litre 3696 cc (225.544 cu in) |
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| Bore × Stroke | 95.5 × 86 mm
3.76 × 3.39 in |
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| Bore/stroke ratio | 1.11 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 24 valves in total |
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| maximum power output | 333 PS (328 bhp) (245 kW) at 7000 rpm |
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| maximum torque | 365 Nm (269 ft·lb) (37.2 kgm) at 5200 rpm |
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| Specific output | 66.2 kW/litre 90 ps/litre 88.7 bhp/litre 1.45 bhp/cu in |
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| Specific torque |
98.76 Nm/litre
1.19 ft·lb/cu3 |
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| Engine construction | aluminum alloy block & head | ||
| Lubrication | wet sumped | ||
| compression ratio | 11:1 | ||
| Fuel system | SMPFI | ||
| bmep (brake mean effective pressure) | 1241 kPa (180 psi) | ||
| Maximum RPM | 7500 rpm | ||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 616 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| 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 | |||
| Power-to-weight ratio | Higher is better 205.16 PS/tonne (1000 kg) 0.21 PS/kg 150.89 kW/tonne (1000 kg) 0.15 kW/kg 202.34 bhp/tonne (1000 kg) 0.2 bhp/kg 0.09 bhp/lb |
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| Weight-to-power ratio | Lower is better 6.63 kg/kW 11.07 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 20/30/23 US MPG EPA city/highway/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 11.8/7.8/10.2 l/100km city/highway/combined | ||
| km/litre | 8.5/12.8/9.8 km/l city/highway/combined | ||
| UK MPG | 24.0/36.0/27.6 UK MPG city/highway/combined | ||
| US MPG | 20.0/30.0/23.0 US MPG city/highway/combined | ||
| 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 | power assisted rack & pinion | ||
| turns lock-to-lock | 3.010 | ||
| Turning circle | |||
| Front suspension | I.DW.ARB. | ||
| Rear suspension | I.MultiLi.ARB. | ||
| Wheel size front | 7½ x 17 | ||
| Wheel size rear | 7½ x 17 | ||
| Tyres front | Bridgestone 225/55 R 17 | ||
| Tyres rear | Bridgestone 225/55 R 17 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | 320 mm | ||
| Rear brake diameter | 307 mm | ||
| Braked area | |||
| Gearbox | 7 speed automatic | ||
| Top gear ratio | 0.78 | ||
| Final drive ratio | 3.13 | ||
| general | |||
| Carfolio.com ID | 356312 | ||
| Production total | |||
| Model code | |||
| RAC rating | 33.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2013 Infiniti Q50 3.7 (2014) added 2013-08-30. Last modified 2020-02-02. |
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