79 Bob Glidden Small Block Pro Stock
An engine is just an air pump? Hardly. An air pump is a piece of driven equipment. An engine is a driver. There is a world of difference in those two.
How many air pumps do you know that have an ignition system? A fuel system? A tuned exhaust system? How many air pumps are supporting internal combustion?
I'm gonna go enter a Dachsund in the Kentucky Derby. Dogs? Horses? They're all just four-legged animals after all.