1984 Johnson Evinrude 2 thru V-6 Service Repair Manual P/N 394607, Page 215Get this manual
Quality of the image is intentionally reduced!
Cranking Tests Using C.D Voltmeter and AdapterDeluxe thru 60 Models Before making ignition checks, place spark tester on the spark plug high tension leadsAdjust the spark gap on the spark tester to 12