1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 247Get this manual
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NON BIGFOOT GEAR HOUSING
14 26 21 22
37 17 11 10
Loctite "271" (92-809819) RTV Silicone Sealer (92-91601-1) Super Duty Gear Lubricant (92-850737A1) 2-4-C wTeflon