Will be the twin-turbo version of the 13B engine designed to energy the third-generation RX-seven launched in late 1991. Each individual rotor on 13B-REW has one combustion chamber quantity of 654cc. With two rotors, the entire displacement was 1308cc. Perfect fit for just a Mazda swap or substitution project. Guidelines https://13brotaryengineforsale48147.webdesign96.com/30288235/an-unbiased-view-of-rx7-13b-motor-for-sale