Could be the twin-turbo Edition of the 13B engine made to power the 3rd-generation RX-seven launched in late 1991. Just about every rotor on 13B-REW has an individual combustion chamber quantity of 654cc. With two rotors, the whole displacement was 1308cc. Ideal healthy for any Mazda swap or replacement task. https://mazda13bmotorforsale72604.popup-blog.com/37706687/the-13b-turbo-2-engine-for-sale-diaries