1984 Johnson Evinrude 2 thru V-6 Service Repair Manual P/N 394607, Page 85Get this manual

1984 Johnson Evinrude 2 thru V-6 Service Repair Manual P/N 394607, Page 85

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Maximum Spark Advance Adjustment
2 While rotating the throttle cam, the lower embossed mark on the cam should align with the center of the cam follower as tip of the ampl ifier begins to move