The Astra Twin Top 1.8i 16v Sport is a motor car from Vauxhall, with front wheel drive, a front located engine and a 2 door convertible/cabriolet body style.
The Astra Twin Top 1.8i 16v Sport forms part of Vauxhall's Astra H model series.
The 4 cylinder, double overhead camshaft naturally aspirated engine has 4 valves per cylinder and a capacity of 1.8 litres. In this application it musters power and torque figures of 138 bhp (140 PS/103 kW) at 6300 rpm and 175 Nm (129 lbft/17.8 kgm) at 3800 rpm respectively.
The engine drives the wheels through a 5 speed manual gearbox.
The Vauxhall Astra Twin Top 1.8i 16v Sport weighs a stated 1520 kg at the kerb.
It is claimed to attain a maxiumum speed of 208 km/h or 129 mph, quoted fuel consumption is 10.3/6.2/7.7 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 185.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2+2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2614 mm | 102.9 inches | |
| Track/tread (front) | 1488 mm | 58.6 inches | |
| Track/tread (rear) | 1481 mm | 58.3 inches | |
| Length | 4476 mm | 176.2 inches | |
| Width | 1759 mm | 69.3 inches | |
| Height | 1411 mm | 55.6 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.71 | ||
| Kerb weight | 1520 kg | 3351 lb | |
| Weight distribution | |||
| fuel tank capacity | 52 litres | 11.4 [13.7] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.31 | ||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | GM | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.8 litre 1796 cc (109.599 cu in) |
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| Bore × Stroke | 80.5 × 88.2 mm
3.17 × 3.47 in |
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| Bore/stroke ratio | 0.91 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 16 valves in total |
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| maximum power output | 140 PS (138 bhp) (103 kW) at 6300 rpm |
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| maximum torque | 175 Nm (129 ft·lb) (17.8 kgm) at 3800 rpm |
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| Specific output | 57.3 kW/litre 77.9 ps/litre 76.8 bhp/litre 1.26 bhp/cu in |
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| Specific torque |
97.44 Nm/litre
1.18 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | |||
| Fuel system | MPFI | ||
| bmep (brake mean effective pressure) | 1224.5 kPa (177.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 449 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 10.7 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 208 km/h (129 mph) | ||
| Power-to-weight ratio | Higher is better 92.05 PS/tonne (1000 kg) 0.09 PS/kg 67.7 kW/tonne (1000 kg) 0.07 kW/kg 90.79 bhp/tonne (1000 kg) 0.09 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 14.77 kg/kW 24.67 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 10.3/6.2/7.7 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 10.3/6.2/7.7 l/100km urban/extra-urban/combined | ||
| km/litre | 9.7/16.1/13.0 km/l urban/extra-urban/combined | ||
| UK MPG | 27.4/45.6/36.7 UK MPG urban/extra-urban/combined | ||
| US MPG | 22.8/37.9/30.5 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 185.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | I | ||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | transverse | ||
| Drive wheels | front wheel drive | ||
| Torque split | N/A | ||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 6½J x 16 | ||
| Wheel size rear | 6½J x 16 | ||
| Tyres front | 205/55 R 16 | ||
| Tyres rear | 205/55 R 16 | ||
| Brakes F/R | VeDi/Di-S-ABS | ||
| Front brake diameter | 280 mm | ||
| Rear brake diameter | 264 mm | ||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 596651 | ||
| Production total | |||
| Model code | |||
| Model family | Astra H | ||
| RAC rating | 16.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2006 Vauxhall Astra Twin Top 1.8i 16v Sport added 2019-04-22. Last modified 2020-03-16. |
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