1992 Johnson/Evinrude EN 2.3 thru 8 outboards Service Manual, Page 103Get this manual
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Troubleshooting Test Equipment
The following equipment is available from various manufacturers to support your ignition and electrical system troubleshootingManufacturer ordering addresses are on the rear inside cover of this manual
I] Spark testers:
Stevens NoS21, S13C, or S48 Merc-O- Tronic No55-4S or 55-6S