Wankel rotors of 13B The 13B will be the most widely created rotary engine. It absolutely was the basis for all foreseeable future Mazda Wankel engines, and was produced for more than 30 a long time. The 13B has no relation towards the 13A. Alternatively, it is a lengthened Edition with the 12A, owning 80Â mm (3.The objective of porting will be t… Read More