Apex seal fragments could also cause abnormal oil consumption because they problems the rotor housing, allowing for oil to creep from the apexes and into the combustion chamber. The primary engine shipped was not superior, I'd them swap it and the 2nd just one is leading-notch with way better mileage. https://claytondmljh.blogtov.com/18484876/the-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-diaries