Would be the twin-turbo Model on the 13B engine intended to electrical power the third-era RX-7 released in late 1991. Each individual rotor on 13B-REW has a single combustion chamber quantity of 654cc. With two rotors, the whole displacement was 1308cc. Great in shape for any Mazda swap or replacement https://13b-engine-for-sale-japan61470.targetblogs.com/30296360/fascination-about-13b-rotary-motor-for-sale