Is the twin-turbo version of your 13B engine created to electricity the third-generation RX-7 launched in late 1991. Just about every rotor on 13B-REW has only one combustion chamber quantity of 654cc. With two rotors, the entire displacement was 1308cc. Great match for your Mazda swap or substitute task. Apex https://gunnernpmbt.bloggosite.com/40667507/jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-secrets