Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 201Get this manual

Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 201

GEAR HOUSING
5Remove spring6Remove sliding clutch

aSpringSliding Clutch

Water Pump Housing and Impeller
1Remove bolts with flat washers2Remove water pump housing components and drive pin from drive shaft