1987 Johnson Evinrude "CD" Colt/Junior thru 55 Commercial service repair manual, P/N 507546, Page 93Get this manual

1987 Johnson Evinrude "CD" Colt/Junior thru 55 Commercial service repair manual, P/N 507546, Page 93

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Maximum Spark Advance Adjustment 1 Note Run the engine with the proper test wheelDo not run the engine with propeller or flushing adapter for the adjustment
together to advance timing; expand ro

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