The AC Ace 4.6 Quadcam is a convertible/cabriolet with 2 doors and a front mounted powerplant which transmits the power to the rear wheels.
It's powered courtesy of a naturally aspirated engine of 4.6 litre capacity. This unit features double overhead camshaft valve gear, 8 cylinder layout,. It develops 320 bhp (324 PS/239 kW) of power at 5800 rpm, and maximum torque of 427 N·m (315 lb·ft/43.5 kgm) at 4600 rpm.
The engine powers the wheels by means of a 5 speed manual transmission.
Its claimed weight at the kerb is 1510 kg.
Top stated speed is 249 km/h (155 mph).
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2472 mm | 97.3 inches | |
| Track/tread (front) | 1590 mm | 62.6 inches | |
| Track/tread (rear) | 1570 mm | 61.8 inches | |
| Length | 4420 mm | 174 inches | |
| Width | 1870 mm | 73.6 inches | |
| Height | 1300 mm | 51.2 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.79 | ||
| Kerb weight | 1510 kg | 3329 lb | |
| Weight distribution | 49% front | ||
| fuel tank capacity | 90 litres | 19.8 [23.8] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Ford | ||
| Engine code | |||
| Cylinders | V 8 | ||
| Capacity | 4.6 litre 4601 cc (280.77 cu in) |
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| Bore × Stroke | 90.2 × 90 mm
3.55 × 3.54 in |
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| Bore/stroke ratio | 1 | ||
| Valve gear | double overhead camshaft (DOHC) | ||
| maximum power output (DIN) |
324 PS (320 bhp) (239 kW) at 5800 rpm |
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| maximum torque (DIN) |
427 Nm (315 ft·lb) (43.5 kgm) at 4600 rpm |
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| Specific output (DIN) |
51.9 kW/litre 70.5 ps/litre 69.6 bhp/litre 1.14 bhp/cu in |
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| Specific torque (DIN) |
92.81 Nm/litre
1.12 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 9.85:1 | ||
| Fuel system | EFi | ||
| bmep (brake mean effective pressure) | 1166.2 kPa (169.1 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 575.13 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 5.7 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 249 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 214.87 PS/tonne (1000 kg) 0.21 PS/kg 158.03 kW/tonne (1000 kg) 0.16 kW/kg 211.92 bhp/tonne (1000 kg) 0.21 bhp/kg 0.09 bhp/lb |
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| Weight-to-power ratio | Lower is better 6.33 kg/kW 10.57 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 | 2.750 | ||
| Turning circle | |||
| Front suspension | I.W.CS. | ||
| Rear suspension | I.W.CS. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.67 | ||
| Final drive ratio | 3.23 | ||
| general | |||
| Carfolio.com ID | 21395 | ||
| Production total | |||
| Model code | |||
| RAC rating | 40.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1998 AC Ace 4.6 Quadcam added 1998-12-06. Last modified 2013-02-28. |
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