A passive knock sensor was used to reduce knocking, and afterwards types highlighted a specifically-designed lesser and lighter "Effect Turbo" which was tweaked for your one of a kind exhaust signature with the Wankel engine for just a five-horsepower raise.[thirteen] The engine continued until finally 1989 from the HB Cosmo sequence but by that st

To remedy this, Mazda engineers extra a drinking water jacket passage to the facet housing. Next, the rotors are sealed in another way in the use of redesigned side seals, lower-height apex seals as well as addition of the 2nd Minimize-off ring. Mazda engineers had initially used apex seals similar to the older design and style of seal. Mazda adjus