All the abovementioned difficulties, Primarily too much oil use, may lead to turbo failure while in the Mazda RX-7 FD. The turbochargers require a continuing provide of oil to maintain them lubricated and cooled, and when you will discover oil difficulties, the internals will overheat on account of surplus friction. https://dominickyewnh.uzblog.net/everything-about-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-47559805