Could be the twin-turbo Edition from the 13B engine designed to ability the third-generation RX-7 released in late 1991. Just about every rotor on 13B-REW has just one combustion chamber quantity of 654cc. With two rotors, the total displacement was 1308cc. Excellent healthy for the Mazda swap or alternative task. https://13brotarymotorforsale12345.shoutmyblog.com/37771166/the-smart-trick-of-mazda-13b-rew-motor-for-sale-that-no-one-is-discussing