we are most definitely on a myriad of different pages lolol
but yes, iron block, different head and ancilliaries, power output = who knows
BMW use B58 or iron thing = who knows
nascar is a shell over a space frame tube. all cars are pretty much the same (engines are all carby V8?) but with different liveries to make them look like different cars.
IE this is a sticker pack to look like the A90
I recall other manufacturers using goodwood to preview their vehicles, albeit still in camo. IIRC McLaren have done it?
I love the choice of event though. Demonstrates their commitment to the sports car capability and understanding the importance of the Supra brand. Apparently even the carpark...