(1955 model)
| Marque (make) | Fairthorpe | Issued from | 1955 |
|---|---|---|---|
| Model | Atom Mark IIA | Issued until | |
| Serie | Atom | Number made | |
| Model family | Body construction | ||
| Model code | Body designation | ||
| Manufacturer | Fairthorpe | Country | UK |
| Base platform | Number of doors | 2 | |
|---|---|---|---|
| Bodywork type | fixed-head coupé | Number of seats | 2 |
| Bodywork designer | Cargo capacity (volume) | ||
| Max. cargo capacity (volume) |
| Length | 3658 mm / 144.0 in / 144.0 in | Ground clearance | 191 mm / 7.5 in / 7.5 in |
|---|---|---|---|
| Width | 1524 mm / 60.0 in / 60.0 in | Length/wheelbase ratio | 1.62 |
| Height | 1372 mm / 54.0 in / 54.0 in | Total (curb) weight | 417 kg / 919 lb / 919 lb |
| Wheelbase | 2261 mm / 89.0 in / 89.0 in | Dry weight | |
| Track front | 1143 mm / 45.0 in / 45.0 in | Weight distribution (front) | |
| Track rear | 1219 mm / 48.0 in / 48.0 in | Fuel capacity | 20 l / 4.5 UK gal / 5.4 US gal |
| Drag coefficient | Frontal Area | ||
|---|---|---|---|
| Cx |
| Engine Code | Total number of cylinders | 2 | |
|---|---|---|---|
| Engine Type | straight (inline) | Total number of valves | |
| Engine Manufacturer | Anzani | Valves per cylinder | |
| Engine construction | Bore | 60.0 mm / 2.36 in / 2.36 in | |
| Fuel | petrol (gasoline) | Stroke | 57.0 mm / 2.24 in / 2.24 in |
| Fuel supply | Bore/Stroke ratio | 1.05 | |
| Engine Main bearings | Engine displacement | 322 cm3 / 19.6 cu in / 19.6 cu in | |
| Cam Design | Unitary capacity | 161.00 cm3/cylinder / 9.825 cu in/cylinder / 9.825 cu in/cylinder | |
| Sump | Compression ratio | 6.1 : 1 | |
| Aspiration | natural | Max. output power | 11.2 kW / 15.2 hp / 15.2 hp at 4800 rpm / 4800 rpm / 4800 rpm |
| Compressor type | N/A | Max. torque | at |
| Intercooler | none | Maximum rpm | |
| Coolant | air | Max. net output | 11.0 kW / 15.0 bhp / 15.0 bhp |
| Catalytic converter | no | Specific output | 46.6 kW/l / 1.038 bhp/cu in / 1.038 bhp/cu in |
| Specific torque |
| Transmission type | manual | Number of gears | 3 |
|---|---|---|---|
| Wheel drive | rear wheel drive | Top gear (drive) ratio | 1.00 |
| Final gear (drive) ratio | 6.96 |
| Acceleration 0-50 mph (80 km/h) | Top (maximal) speed | ||
|---|---|---|---|
| Acceleration 0-60 mph (96 km/h) | Power-to-weight ratio | 35.97 kW/ton / 48.91 bhp/ton / 48.91 bhp/ton | |
| Acceleration 0-100 km/h | Fuel consumption, City (urban) | ||
| Acceleration 0-100 mph (160 km/h) | Fuel consumption, Road (extra-urban) | ||
| Acceleration 80-120 km/h (50-70 mph) in top | Fuel consumption, Mixed (combined) | ||
| 0-Quarter-mile time | Fuel consumption, Euro | ||
| 0-Kilometer time | CO2 emissions |
| Engine location | rear | Engine alignment | |
|---|---|---|---|
| Steering | |||
| Turns lock-to-lock | Turning circle | ||
| Suspension front | I.CS. | Suspension rear | I.CS. |
| Wheels front | Wheels rear | ||
| Tyres front | Tyres rear | ||
| Brakes front | drum | Brakes rear | drum |
| Brake diameter front | Brake diameter rear | ||
| Braked area |
Technical specifications and performance data of Fairthorpe Atom Mark IIA
