2000 Johnson/Evinrude SS 2 thru 8 outboards Service Manual, Page 46Get this manual
Synchronization and Linkage Adjustments4
INote It is important thatthis step-by-step procedure be followed
in sequence and be performed exactly as written to ensure consistent engine idling and smooth operation throughout the RPM rangeCam Follower Pickup Point
1Connect the throttle shaft amplifier, such as the one shown, to the carburetor throttle shaft2Advance the throttle until the tip of amplifier begins to moveAt this point, center of the roller should align with single mark on cam