"The Beast of Turin" is probably the best example I can think of to demonstrate that horsepower at a mere 290hp but 28 Litre engine doesn't really matter. For sheer presence and character this car takes some beating IMHO.
https://www.youtube.com/watch?v=bsdWgmp4TaQIf this doesn't stir your soul nothing will.
p.s. I'll bet Duncan doesn't need to measure his.