May be the twin-turbo version of the 13B engine made to energy the 3rd-era RX-7 released in late 1991. Each and every rotor on 13B-REW has just one combustion chamber quantity of 654cc. With two rotors, the total displacement was 1308cc. Best in shape for just a Mazda swap or https://customrx709752.xzblogs.com/79206313/not-known-facts-about-rx7-engine