Is the twin-turbo Variation with the 13B engine built to electric power the third-era RX-7 released in late 1991. Every single rotor on 13B-REW has only one combustion chamber quantity of 654cc. With two rotors, the overall displacement was 1308cc. Great in shape for your Mazda swap or alternative task. https://mazda-rotary-engine-sale27260.blogofoto.com/60969385/mazda-13b-motor-for-sale-an-overview