To cure this, Mazda engineers extra a h2o jacket passage into the aspect housing. Secondly, the rotors are sealed in a different way in the usage of redesigned facet seals, lower-height apex seals and also the addition of a second cut-off ring. Mazda engineers experienced at first utilised apex seals just like the older style of seal. Mazda transfo

A passive knock sensor was used to reduce knocking, and later designs featured a specifically-designed more compact and lighter "Affect Turbo" which was tweaked with the special exhaust signature of the Wankel engine for the 5-horsepower maximize.[thirteen] The engine ongoing right up until 1989 within the HB Cosmo sequence but by that phase it had