Is the dual-turbo version with the 13B engine created to ability the third-era RX-seven released in late 1991. Each and every rotor on 13B-REW has only one combustion chamber volume of 654cc. With two rotors, the whole displacement was 1308cc. Fantastic suit for your Mazda swap or replacement undertaking. JDMBUYSELL https://www.nwjdmmotors.com