One of the things that could induce excessive oil usage is apex seal failure which will cause elevated clearance amongst the rotor and housing. This permits interior oil leakage into the combustion chamber causing grey smoke with the exhaust. The Mazda RX-7 can be a legendary car and will’t be https://jdmmazdarx-7fd13b-rewengi98652.qodsblog.com/38042069/the-basic-principles-of-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale