1996 Johnson/Evinrude Outboards 8 thru 15 Four-Stroke Service Manual, Page 84Get this manual
RPM Limiting Ignition Module Some ignition modules have built-in RPM limiting deviceCertain models are equipped with limiting ignition module to guard against possible powerhead failures caused by improper propeller selection (underpropping), excessive wear on propeller blades, improper motor installation, propeller ventilation, or unusually light boat loadingBe sure to use the correct ignition module when servicing the models listed below to control the engine's operating RPM range and protect it from possible powerhead damage due to overspeeding
RPM Limit
6500 6200
General InformationCD II Ignition
Troubleshooting the Ignition System