Mercury Mariner 8/9.9HP 4-Stroke Factory Service Manual, Page 163Get this manual
Cylinder Head Cover Installation 1Adjust valvesRefer to Section Part A2Install cover as shown
Water Hose Routing
Route and connect water hoses as shownNON-BODENSEE MODELS
aCover SealCylinder Head CoverBolt (4)
3Torque bolts in sequence
BODENSEE MODELS