2006 SD Johnson 4 Stroke 9.9-15HP Outboards Service Manual, Page 57Get this manual

2006 SD Johnson 4 Stroke 9.9-15HP Outboards Service Manual, Page 57

MAINTENANCE SPARK PLUGS
SPARK PLUGS
Spark plugs should be removed and examined periodicallyReplace worn, fouled or damaged spark plugs Remove spark plugs and inspect condition Set spark plug gap on new, replacement spark plugs Apply Electrical Grease to the ribbed portion of the spark plug ceramic and to the opening of the spark plug cover to prevent corrosionRecommended spark plug and gap setting: NGK BKR6E 0.030 in(0.8 mm)Tighten spark plugs 20 ftIbs(27 Nm)
VALVE CLEARANCE
Measurement

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