1998 Mercury 9.9/15HP 4-stroke outboards factory service manual, Page 263Get this manual

NON BIGFOOT GEAR HOUSING
19Using screwdriver or punch, carefully remove (and discard) seals from pump base

Pinion Gear and Forward Gear

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives