Among the things that could bring about too much oil consumption is apex seal failure which brings about increased clearance among the rotor and housing. This enables inside oil leakage into your combustion chamber causing gray smoke from the exhaust. Mazda RX-7 FDs are not often abused, so most would https://httpsjdmengineforsalecomp09975.blognody.com/43186301/the-fact-about-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-that-no-one-is-suggesting