is the twin-turbo Variation on the 13B engine made to ability the 3rd-era RX-seven released in late 1991. Each individual rotor on 13B-REW has only one combustion chamber quantity of 654cc. With two rotors, the entire displacement was 1308cc. Great fit for the Mazda swap or substitution task.JDMBUYSELL isn't going to promote or obtain motor vehicle