Einstein once said that doing the same thing over and over again and expecting different results was the very definition of insanity; obviously he never studied lap times. In fact, we’ll take the track over studying the theory of relativity any day. It’s a place where man, machine, competition and speed are all brought together in the perfect recipe for adrenaline and addiction.
That is, if you have the right steed for the job. The intensity of the track — going hell for leather, drivers subject themselves to incredible G-forces, set brake discs aglow and lay apexes asunder in the relentless pursuit of perfection — makes for a set of specialized vehicles that eschew all else for pure speed and handling. These full-sized go-karts are, indeed, insane (thanks, Einstein) in their ability to both shred chicanes and punch gaping holes into your wallet. Whether your wallet can handle that or you’re just dreaming, here are our picks for the five best track cars around.