1995 Johnson/Evinrude Outboards 40 thru 55 2-Cylinder Service Manual, Page 51Get this manual

1995 Johnson/Evinrude Outboards 40 thru 55 2-Cylinder Service Manual, Page 51

Maximum Spark Advance INote Run the engine with the correct test propellerDo not run the engine with regular propeller or
socket in clockwise direction to advance timing or in counterclockwise direction to retard timingTwo revolutions equal approximately
one degree of timing6Install the spark control rod on the spark leverand verify maximum spark advance following Steps thru
3 revolutions, the idle speed adjustment and throttle control rod length must be readjustedRefer to Idle Speed and Throttle
Control RodShift Lever Detent Adjustment 1Loosen detent spring screw INote If you rotated the forward socket more than two