is the dual-turbo Edition of your 13B engine built to electrical power the 3rd-generation RX-7 released in late 1991. Every rotor on 13B-REW has just one combustion chamber volume of 654cc. With two rotors, the whole displacement was 1308cc. Ideal in good shape for any Mazda swap or substitution venture.The oldsters at J&J motors did a tremendous c