Could be the twin-turbo Variation on the 13B engine intended to electricity the 3rd-technology 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 whole displacement was 1308cc. Ideal in good shape for the Mazda swap or https://felixdwyny.blog5.net/87505106/about-mazda-rx7-engine-for-sale