may be the twin-turbo version on the 13B engine created to power the 3rd-era RX-7 released in late 1991. Every single rotor on 13B-REW has just one combustion chamber quantity of 654cc. With two rotors, the whole displacement was 1308cc. Ideal in good shape for the Mazda swap or substitute project.JDM Engine Depot is often a very pleased service pr