Is the dual-turbo Model from the 13B engine designed to electric power the third-era RX-7 introduced in late 1991. Each individual rotor on 13B-REW has one combustion chamber volume of 654cc. With two rotors, the overall displacement was 1308cc. Best in good shape for any Mazda swap or substitution job. https://jdmmazdarx-7fd13b-rewengi08629.blogrenanda.com/40103561/the-basic-principles-of-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale