1987 Johnson/Evinrude CU Outboards 35A thru 55 Service Repair Manual P/N: 507616, Page 55Get this manual

1987 Johnson/Evinrude CU Outboards 35A thru 55 Service Repair Manual P/N: 507616, Page 55

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Tune-Up Procedure 1 Visually inspect engine for leaks, missing other obvious defectsloose parts,
3 Clean and regap replace spark plugs Make certain ceramic portion of plug is not crackedReplace