Mercury 40 Service Manual page 290

Oil Pump Installation
1. Place O-ring seals on the oil pump. Lubricate the O-rings with oil.
2. Prime the oil pump by pouring approximately 1 fl oz (30 ml) of engine oil into the oil pump
body.
a -
b -
3. Align oil pump shaft with the camshaft and install the oil pump.
4. Fasten with 4 bolts. Tighten bolts to the specified torque.
a -
b -
c -
90-828631R3 MARCH 1999
a
b
a
O-Ring Seals
Pour Approximately 1 fl oz (30 ml) of Engine Oil into the Oil Pump Body
a
b
Oil Pump Assembly
Align Slot with Camshaft Projection
Bolts (4)-M6x35
Oil Pump Mounting Bolt Torque
68 lb-in. (7.5 Nm)
a
c
LUBRICATION
Page 4C-5