1992 Johnson Evinrude "EN" 90 deg. Cross V Service Manual, P/N 508145, Page 46Get this manual
Cam Follower Pickup Timing 1Install the spark plugs and connect the leadsConnect timing light to No.1 cylinder2Advance the throttle by moving the throttle control lever until tip of the amplifier begins to moveRemove the amplifier but do not move the throttle control leverOn some models, the idle stop adjustment screw may be advanced until center of roller aligns with first mark on camAFTER TIMING IS CHECKED, RETURN IDLE STOP ADJUSTMENT SCREW TO ORIGINAL POSITION 3Start the engine and observe spark advance with timing lightThe proper spark advance is listed belowThrottle Pickup Timing 155