There was a time in automotive history when 'replacement for displacement' hadn't been invented yet. Sure, you could extract more horsepower with performance camshafts, better (and more) carburetors, ...
When you think about the biggest engines ever in a car, your mind probably jumps to a hulking V12 in an exotic supercar – or a brute-force truck engine built to haul tons. Rarely do you imagine a ...