1998 Johnson Evinrude "EC" 125C, 130, 200, 225, 250 90 deg LV Service Manual, P/N 520212, Page 53Get this manual
Synchronization and Linkage Adjustments -
INote It is importantthat this 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 range
INote Remove
the throttle cable from the throttle control arm and the cable trunnion pocket before beginning this procedure
Timing Pointer
1Remove all spark plugs"A'"
2Center the timing pointer Rotate the flywheel in clockwise direction until the cast-in TOC mark is approximately 1112 in(4 em) past the timing pointer3Install OMC Piston Stop, PI 384887, in No.1 spark plug hole and turn in center portion until it contacts the No.1 pistonLock the tool in place with ring