May be the twin-turbo Edition of the 13B engine meant to electric power the third-generation RX-seven released in late 1991. Every single rotor on 13B-REW has an individual combustion chamber quantity of 654cc. With two rotors, the overall displacement was 1308cc. Excellent match for just a Mazda swap or substitute https://claytonfnuzg.estate-blog.com/37819604/the-mazda-rotary-engine-sale-diaries