Would be the twin-turbo Variation of your 13B engine meant to ability the 3rd-generation RX-seven introduced in late 1991. Every rotor on 13B-REW has a single combustion chamber quantity of 654cc. With two rotors, the entire displacement was 1308cc. Perfect in good shape for the Mazda swap or substitute challenge. https://mazdarx-7engine56666.nizarblog.com/29948024/the-smart-trick-of-mazda-rx7-engine-for-sale-that-nobody-is-discussing