1989 Johnson Evinrude "CE" Colt/Junior thru 8 Service Repair Manual, P/N 507753, Page 52Get this manual
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Carburetor Adjustment r:J1l 1 Using OMC Ballhex Driver PIN 327622, back out the throttle cam follower screw until the follower does not touch the camr:J2l Start the engine and allow it to reach normal