Here is a concise summary of the provided transcript:
**Vehicle:** Mercedes SLS AMG Black Series
**Key Stats:**
* Price: £230,000
* Weight: 1,550 kg (70 kg lighter than standard)
* Horsepower: 631
* Top Speed/Rev: up to 8,000 RPM
**Upgrades:**
* Wider front and rear tracks
* Stiffer springs and dampers
* Lightweight materials (e.g., titanium exhaust, carbon fiber prop shaft, lithium-ion battery)
* Enhanced differential with electric motor for adjustable locking factor
**Test Drive Impressions (at Paul Ricard circuit):**
* Exceptional speed and handling
* Quick gear shifts and responsive electronics
* Balanced and fun to drive, with a tendency for mild oversteer
* Excellent for track use, despite tires wearing out quickly
**Overall:** A hardcore, track-focused variant of the SLS AMG, offering a unique blend of performance, handling, and exclusivity (limited to 350 owners).
Here are the key facts extracted from the text, each with a number and in short sentence form, excluding opinions:
1. **Price**: The SLS AMG Black Series costs £230,000.
2. **Weight**: The car weighs 1,550 kg.
3. **Horsepower**: The car has 631 horsepower.
4. **Engine**: The engine is a classic M156 6.2L V8.
5. **Engine Upgrades**: The engine features new valve gear, a trick intake with shorter runners, bigger bearings, and a new oil system.
6. **Rev Limit**: The engine can rev up to 8,000 RPM.
7. **Torque**: The engine loses 9 ft-lb of torque compared to the standard motor.
8. **Gearbox**: Gear shifts have been made faster, and the gearbox sits a little lower.
9. **Seat Type**: The car is equipped with proper bucket seats.
10. **Weight Reduction**: The car is 70 kg lighter overall than its predecessor.
11. **Exhaust System**: A titanium exhaust system is used, saving 13 kg of weight.
12. **Prop Shaft Material**: The prop shaft is made of carbon fiber, saving 13.3 kg.
13. **Battery Type**: The car uses a lithium-ion battery, saving 8 kg.
14. **Bonnet Material**: The bonnet is made of carbon fiber, with an unspecified weight saving.
15. **Differential Technology**: The car features an electric motor altering the locking factor in the differential.
16. **Track Location**: The car was tested at Paul Ricard circuit.
17. **Production Limit**: Only 350 units of the SLS Black Series will be produced.
18. **Door Type**: The car features Gullwing doors.