Is the twin-turbo Model in the 13B engine made to ability the 3rd-generation RX-seven introduced in late 1991. Every single rotor on 13B-REW has a single combustion chamber quantity of 654cc. With two rotors, the whole displacement was 1308cc. Perfect healthy for any Mazda swap or substitution job. Universal Item https://erickibtjz.bloggactivo.com/37994136/rx7-engine-fundamentals-explained