Mercury 40 Service Manual

CYLINDER HEAD
Page 4A-40 90-828631R3 MARCH 1999
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.
53730
b
a
a
a
a-O-Ring Seals
b-Pour Approximately 1 fl oz (30 ml) of Engine Oil into the Oil Pump Body
3. Align oil pump shaft with the camshaft and install the oil pump.
4. Fasten with 4 bolts. Tighten bolts to the specified torque.
53738
b
a
c
a-Oil Pump Assembly
b-Align Slot with Camshaft Projection
c-Bolt (4)
Oil Pump Mounting Bolt Torque
68 lb-in. (7.6 Nm)

Mercury 40 Specifications

General

Horsepower	40 hp
Starting System	Electric
Steering	Remote
Fuel Induction System	EFI (Electronic Fuel Injection)
Shaft Length	20"
Full Throttle RPM Range	6000