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
| Subsystem | Parts | Fasteners |
|---|---|---|
| Vehicle The whole car as one object, the root of the twin's part hierarchy, with the facts that describe this particular vehicle. | 1 | 0 |
| 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. | 76 | 112 |
| Closures The four doors, the aluminium bonnet and boot lid, and the hinges, locks and hardware that hold them. | 134 | 110 |
| Glazing Fixed glass in the twin, including the laminated windscreen, the heated rear window and the rear quarter lights. | 11 | 0 |
| Exterior trim and lighting Bumpers, radiator grille, headlamps and rear lamps, the cowl panel, mudflaps, antenna and the other exterior trim. | 129 | 32 |
| Interior Dashboard, centre console, door cards, carpet, floor mats, headliner, lamps and mirror inside the cabin and boot. | 165 | 54 |
| Seats and belts The front seats, the rear seat and the seat belts with their retractors and pretensioners. | 79 | 8 |
| Engine The 4.2 V8 (ABZ) with its block, cylinder heads, crankshaft, pistons, timing belt drive, ignition, lubrication, accessory drive and mounts. | 236 | 137 |
| Air intake The air intake as found on this car, from the intake duct and filter to the bellows into the engine. | 19 | 18 |
| Fuel system The 90-litre saddle tank, in-tank pump, level senders, filler, supply and return lines, filter, fuel rail and injectors. | 41 | 4 |
| Exhaust Manifolds, downpipes, catalytic converters, lambda probes, intermediate pipes, silencers and hangers from engine to tailpipes. | 37 | 20 |
| Cooling and climate Radiator, fans and shroud, hoses, thermostat, expansion tank, the A/C condenser and the heater unit behind the dashboard. | 42 | 4 |
| Transmission The four-speed automatic gearbox with its torque converter, valve body, oil pan, cooler lines, control unit, mounts and selector cable. | 22 | 28 |
| Drivetrain (quattro) The transfer case with its Torsen centre differential, the propeller shaft, the front and rear differentials and the four drive shafts. | 58 | 70 |
| Front suspension The front subframe, the upper and lower links, coil-over struts, anti-roll bar and the two front corner modules. | 88 | 58 |
| Rear suspension The rear subframe, trapezoidal links, track rods, coil springs, shock absorbers, anti-roll bar and wheel bearing housings. | 73 | 56 |
| Steering The steering column and wheel, the power-assisted rack with its gaiters and tie rods, and the power-steering reservoir and lines. | 31 | 11 |
| Brakes The four wheel brakes, the master cylinder and servo, the ABS hydraulic unit and the steel brake lines between them. | 75 | 22 |
| Wheels and tyres The four road wheels with their tyres and wheel bolts, and the space-saver spare in the boot. | 27 | 84 |
| Electrical Battery, cables and earth straps, the main harnesses, the electronics boxes and control units, fuses, sensors and lighting circuits. | 48 | 21 |
Evidence levels
How each part was modelled. See Evidence levels in the digital twin.
| Level | Meaning | Parts |
|---|---|---|
| measured | Dimensions taken from the car itself | 1 |
| photo | Shape or placement matched against calibrated photographs | 547 |
| catalogue | Taken from parts-catalogue information for this model | 103 |
| published | Taken from published technical material | 730 |
| generic | A plausible stand-in where nothing better is available yet | 860 |