The 900 Turbo proved that an inline-four turbo engine could be more than a gimmick. It could be affordable, fuel-efficient, and durable. The car was quiet. The boost came on smoothly.

Just 25 of these ultra-light, track-focused-yet-technically-road-going machines will be sold, and each one will have a turbocharged 2.0-liter inline-4 from Honda that produces, drumroll please ...