The exclusive track-only car, of which just 24 examples will be made.
7.0-litre V12 engine producing over 800bhp - making it the most powerful normally aspirated car in production.
The Vulcan has the same 2.8-metre wheelbase as the One-77 and is 2.2m wide, some 200mm wider than the One-77. It is also about 100mm lower than the 1.2m-tall One-77 and is 150kg lighter, at 1350kg.