Mazda RX-8 with a Supercharged K20 Inline-Four When this 2004 Mazda RX-8 rolled out of the factory it was powered by a 1.3 L 13B-MSP 2-rotor engine. However the owner decided to swap that for a 2.0 L K20Z4 inline-four from a 2007–2010 Honda Civic...