Datsun 510/240Z 108mm CV conversion kit with 108mm flanges. This set of axles replaces the factory u-joint style axle shaft with a CV type axle using 6-bolt Porsche style 108mm CV joints on both ends. The kit includes 2 rear axles, 4 billet conversion plates to mount the 6-bolt CV to the factory 4-bolt flanges and all necessary mounting hardware.