2005+ Mercury Verado 4 Stroke 200/225/250/275 6 gear housing Service Manual, Page 99Get this manual
Left Hand Rotation 10Pull gear housing away from driveshaft housing as far as the loosened nuts (in Step 8) will allow, then remove loosened nutsDo not allow gear housing to fallas it now is free ob01535
aShift shaft couplerNuts and washers (2 each side) 11Pull gear housing from driveshaft housing
Speedometer hose
Gearcase Serviceability Inspection
Draining and Inspecting Gear Housing Lubricant
1Place gear housing in suitable holding fixture or vise with the driveshaft in vertical position2Position clean drain pan under gear housing and remove fill and vent screws from gear housing with 10 mm socket or slot screw driver