Systems

The car divided the way its twin is built: 20 subsystems and 2,241parts, every one labelled with the evidence behind it.

Parts are taken from the published twin model, release 0.3.0. Generic parts are stand-ins, not measurements.

Subsystems

SubsystemPartsFasteners
Vehicle

The whole car as one object, the root of the twin's part hierarchy, with the facts that describe this particular vehicle.

10
Body and space frame

The aluminium space frame (body-in-white) and the fixed outer panels, from the roof and sills to the wings, pillars and rear panel.

76112
Closures

The four doors, the aluminium bonnet and boot lid, and the hinges, locks and hardware that hold them.

134110
Glazing

Fixed glass in the twin, including the laminated windscreen, the heated rear window and the rear quarter lights.

110
Exterior trim and lighting

Bumpers, radiator grille, headlamps and rear lamps, the cowl panel, mudflaps, antenna and the other exterior trim.

12932
Interior

Dashboard, centre console, door cards, carpet, floor mats, headliner, lamps and mirror inside the cabin and boot.

16554
Seats and belts

The front seats, the rear seat and the seat belts with their retractors and pretensioners.

798
Engine

The 4.2 V8 (ABZ) with its block, cylinder heads, crankshaft, pistons, timing belt drive, ignition, lubrication, accessory drive and mounts.

236137
Air intake

The air intake as found on this car, from the intake duct and filter to the bellows into the engine.

1918
Fuel system

The 90-litre saddle tank, in-tank pump, level senders, filler, supply and return lines, filter, fuel rail and injectors.

414
Exhaust

Manifolds, downpipes, catalytic converters, lambda probes, intermediate pipes, silencers and hangers from engine to tailpipes.

3720
Cooling and climate

Radiator, fans and shroud, hoses, thermostat, expansion tank, the A/C condenser and the heater unit behind the dashboard.

424
Transmission

The four-speed automatic gearbox with its torque converter, valve body, oil pan, cooler lines, control unit, mounts and selector cable.

2228
Drivetrain (quattro)

The transfer case with its Torsen centre differential, the propeller shaft, the front and rear differentials and the four drive shafts.

5870
Front suspension

The front subframe, the upper and lower links, coil-over struts, anti-roll bar and the two front corner modules.

8858
Rear suspension

The rear subframe, trapezoidal links, track rods, coil springs, shock absorbers, anti-roll bar and wheel bearing housings.

7356
Steering

The steering column and wheel, the power-assisted rack with its gaiters and tie rods, and the power-steering reservoir and lines.

3111
Brakes

The four wheel brakes, the master cylinder and servo, the ABS hydraulic unit and the steel brake lines between them.

7522
Wheels and tyres

The four road wheels with their tyres and wheel bolts, and the space-saver spare in the boot.

2784
Electrical

Battery, cables and earth straps, the main harnesses, the electronics boxes and control units, fuses, sensors and lighting circuits.

4821

Evidence levels

How each part was modelled. See Evidence levels in the digital twin.

LevelMeaningParts
measuredDimensions taken from the car itself1
photoShape or placement matched against calibrated photographs547
catalogueTaken from parts-catalogue information for this model103
publishedTaken from published technical material730
genericA plausible stand-in where nothing better is available yet860

Machine-readable