One of several things which could result in abnormal oil use is apex seal failure which causes improved clearance concerning the rotor and housing. This allows internal oil leakage to the combustion chamber leading to gray smoke from the exhaust. The Mazda RX-seven can be a legendary auto and might’t https://jdm-mazda-rx-7-fd-13b-rew76431.sharebyblog.com/37750339/5-simple-statements-about-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-explained