2001 Mercury Mariner 50-60HP Factory Service Manual, Page 448Get this manual
NON-BIGFOOT GEAR HOUSING
3Place seal on shorter shoulder side of toolSeal spring should face the shoulder of the tool during installationApply Loctite 271 to O.Dof seal4Press into water pump base until tool bottoms7
91-817006
Loctite 271 (92-809820)