AEM’s EMS-4 Universal Standalone engine management system is designed for Powersports and 4-cylindAEM cam angle sensor discs are for use with AEM programmable engine management systems They are a direct replacement for the factory crank angle sensor disc in your Nissan. Before purchasing, be sure that the center of the AEM CAS disc looks exactly like the stock disc in your distributor. Be sure to match the hubs of your disc to the AEM disc before ordering.
NOTE: The Series 2 30-6610 and 30-6620 EMSs include this disc. If you are purchasing one of the EMS units new you do not need to purchase a CAS disc. If you bought your Nissan Series 2 EMS used or are using a Series 1 EMS and are having 'sync' issues then this disc may eliminate them.
PN 30-8760 for SR20DET RWD, KA24DE (50mm OD)
PN 30-8761 for RB25DETT, VG and some RB26 engines (50MM OD)
THIS PRODUCT MAY BE USED SOLELY ON VEHICLES USED IN SANCTIONED COMPETITION WHICH MAY NEVER BE USED UPON A PUBLIC ROAD OR HIGHWAY, UNLESS PERMITTED BY SPECIFIC REGULATORY EXEMPTION.