CDI Electronics 134-6452 Mercury/Mariner Trigger-4 Cyl (1976-1997) Mercury/Mariner Trigger Fits the following 1976-1997 4 cylinder engines: 30 JET, 40, 45, 50, 80 and 85 HP Replaces part numbers: 73372A 1, 73410A 1, 76681A 1, 77000A 2, 96452A 1, 96452A 4, 96452A 5 Check manufacturer's recommended part numbers to ensure a proper fit for your application