The many abovementioned troubles, Particularly too much oil use, could lead on to turbo failure from the Mazda RX-7 FD. The turbochargers will need a continuing offer of oil to maintain them lubricated and cooled, and when there are actually oil difficulties, the internals will overheat due to extra friction. https://jdm-mazda-rx-7-fd-13b-rew54208.activablog.com/32977674/detailed-notes-on-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale