Mazda 20B Rotary Engine: Everything You Need To Know

The Mazda Eunos Cosmo was the first (and only) production Mazda to use the highly sought-after triple-rotor 20B-REW engine when it debuted in 1990.  Mazda’s initial attempt at a rotary engine, the 1960’s L10 Cosmo, was continually improved upon, and the Cosmo went on to incorporate the highly sought-after 2-rotor 13B and 3-rotor 20B engines … Read more