is definitely the twin-turbo Edition of your 13B engine built to ability the 3rd-era RX-7 introduced in late 1991. Just about every rotor on 13B-REW has an individual combustion chamber volume of 654cc. With two rotors, the overall displacement was 1308cc. Ideal suit for the Mazda swap or substitution venture.Drew Blankenship Drew Blankenship is a