Mercury Mariner 30/40 4-Stroke Outboard Service Manual 1998, Page 437Get this manual

BIGFOOT GEAR HOUSING
10Remove water pump base
aWater Pump Base 11Remove (and discard) seals

aSeals 12Remove gasket

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