JDM MAZDA RX-7 FD 13B-REW ENGINE FOR SALE - AN OVERVIEW

For each apex (corner of a triangle) to the rotor, there’s a seal that retains the corresponding chamber airtight, and every apex seal is loaded using a flat spring to keep up connection with the housing. Apex seals and springs are expected to wear out soon after all-around 100,000 miles or less, but you will find other leads to of apex seal fail