LEGO Technic 42172 McLaren P1 building set, 1:8 scale
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Choose countryLEGO Technic McLaren P1 (42172) is a 1:8 scale supercar building set for adults aged 18+. Its 3 893 pieces form a display model measuring 59 cm long, 25 cm wide and 14 cm high.
Working mechanical details
Turn the steering wheel to steer the model and observe the moving pistons in its V8 engine. The suspension uses wishbone elements.
- Opening doors: dihedral, or butterfly, doors open and close with a touch.
- Adjustable rear wing: switch between road and race positions.
- Engine access: remove the rear bonnet to reveal the engine beneath.
- Exterior detail: a single central exhaust completes the car’s rear detailing.
Build and display
The set includes a unique serial number that gives access to exclusive LEGO Owner’s Club content.
Warning! Not suitable for children under 3 years. Small parts present a choking hazard.
| Recommended age | 18+ |
|---|---|
| Number of pieces | 3 893 |
| Rare set | No |
| Series | Technic |
| Scale | 1:8 |
| Doors | Dihedral (butterfly) doors that open and close with a touch |
| Steering | Operated via the steering wheel |
| Rear wing | Adjustable between road and race positions |
| Suspension | With wishbone elements |
| Engine | V8 with moving pistons |
| Rear bonnet | Removable for engine access |
| Exhaust | Single, centrally positioned |
| Club content | Unique serial number included for access to exclusive LEGO Owner’s Club content |
| Dimensions (length × width × height) | 59 × 25 × 14 cm |
| Safety warning | Not suitable for children under 3 years. Small parts present a choking hazard. |
| EAN | 5702017595672 |
|---|
Do the doors and steering work?
Yes. The butterfly doors open and close with a touch, and the steering wheel operates the steering. The rear wing is also adjustable.
How large is the completed model?
The 1:8 scale model measures 59 cm long, 25 cm wide and 14 cm high.












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