Mercury 50 Service Manual

MAINTENANCE
90-828631R3 MARCH 1999 Page 1B-11
Changing Engine Oil
Engine Oil Capacity
3 U.S. Quarts (3.0 Liters)
Oil Changing Procedure
Pump Method
1. Place the outboard in an vertical upright position.
2. Remove dipstick and thread a Quicksilver Crankcase Oil Pump onto the dipstick tube.
Pump out the engine oil into an appropriate container.
a
a-Crankcase Oil Pump
Drain Plug Method
1. Tilt the outboard up to the trailer position.
2. Turn the steering on the outboard so that the drain hole is facing downward. Remove
drain plug and drain engine oil into an appropriate container. Lubricate the seal on the
drain plug with oil and reinstall.
a
a-Drain Hole

Mercury 50 Specifications

General

Horsepower	50 hp
Cylinders	3
Steering	Remote
Starting	Electric
Displacement	995 cc
Fuel Induction System	EFI (Electronic Fuel Injection)
Alternator Output	18 amp
Shaft Length	20" / 508 mm
Dry Weight	112 kg
Engine Type	4-Stroke