Description 1 set of 6 Long Genuine Mazda 3mm Apex Seal Springs for use with 12a engines running 3mm Apex Seals such as the 12a found in the Series 1-3 first generation RX-7 SA/FB Fits 12a Engines from 1974-1985 This set includes, 6 x Long Apex Seal Springs These springs are an engine rebuilding essential.
