Among the things which could induce abnormal oil intake is apex seal failure which leads to enhanced clearance in between the rotor and housing. This allows internal oil leakage into the combustion chamber causing grey smoke in the exhaust. Or main issues such as apex seal or turbocharger failure. For https://martinlljec.verybigblog.com/36892245/top-latest-five-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-urban-news