Each of the abovementioned concerns, In particular abnormal oil usage, could lead to turbo failure in the Mazda RX-7 FD. The turbochargers need a continuing provide of oil to maintain them lubricated and cooled, and if there are actually oil troubles, the internals will overheat on account of extra friction. https://jdm-mazda-rx-7-fd-13b-rew32097.livebloggs.com/40208027/how-much-you-need-to-expect-you-ll-pay-for-a-good-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale