Could be the twin-turbo Edition of the 13B engine built to electricity the third-era RX-7 introduced in late 1991. Every rotor on 13B-REW has one combustion chamber volume of 654cc. With two rotors, the overall displacement was 1308cc. Excellent fit for your Mazda swap or replacement job. I purchased a https://jdmmazdaengine41172.prublogger.com/37834697/everything-about-mazda-rx7-turbo-2-engine-for-sale