1987 Johnson/Evinrude CU Outboards 35A thru 55 Service Manual, Page 122Get this manual
Service Specifications Component Specifications Ignition Coil Model
35,40, 48,50 45,55 Primary Ohms 0.1 .05 0.1 .05 Secondary Ohms 275 50 275 50 Ohms 40 10 45 10
Sensor Coil
MinOutput Voltage Cranking Running 1.5 1.5 Ohms
Charge Coil
MinOutput Voltage Cranking Running 230 230 250 250
Power Pack
MinOutput Voltage Cranking Running 200 200 230 230 DR1387