If it’s mad F1 cars you’re after, then look no further than the Bonkers-ness of the turbo-engined Brabham BT54’s. Turbo charged 1500cc BMW 4 cylinder Production line engine blocks, the older the better, Luftwaffe era fuel to stop the detonation problems, and 1400hp in qualifying trim. Piquet said that there were no niceties like racing lines, you tip toe’d round the corner, floored it on the straights, it wasn’t driving, it was hanging on for dear life…