is the dual-turbo Edition in the 13B engine made to energy the 3rd-technology RX-7 introduced in late 1991. Each and every rotor on 13B-REW has an individual combustion chamber quantity of 654cc. With two rotors, the full displacement was 1308cc. Excellent suit for just a Mazda swap or substitution job.Throttle response is a little gradual when sto