Kammala jumla mai zuwa: Mafi shahararren injin 4-rotor daga Mazda, 26B, an yi amfani dashi ne kawai a cikin motocin wasanni daban-daban na Mazda da aka gina ciki har da 767 da 787B don maye gurbin tsohuwar 13J. A cikin
1991 26B-powered Mazda 787B ya zama mota na farko na Jafananci kuma motar farko da ke da wani abu banda injin injin piston don cin nasarar tseren 24 Hours na Le Mans. Injin 26B ya tura a kowane saiti na ɗakuna huɗu (ƙididdige ɗaki ɗaya kawai ga kowane rotors huɗu) <unk> saboda haka "26" a cikin sunan jerin yana ba da shawarar lita 2.6 <unk> kuma an haɓaka a 9000 rpm. Tsarin injin yana amfani da tashoshin shigarwa na waje, ci gaba da sauya yanayin geometry, da ƙarin (na uku) toshe haske a kowane rotor.