A passive knock sensor was used to remove knocking, and later on products featured a specially-intended lesser and lighter "Effects Turbo" which was tweaked to the distinctive exhaust signature in the Wankel engine for just a five-horsepower boost.[thirteen] The engine ongoing till 1989 from the HB Cosmo series but by https://angelogkmmh.blogs-service.com/61040799/getting-my-rx7-engine-to-work