Mercury 40 Service Manual

NON-BIGFOOT GEAR HOUSING
Page 6A-12 90-828631R3 MARCH 1999
Gear Housing Removal
WARNING
To prevent accidental engine starting, remove (and isolate) spark plug leads from
spark plugs before removing gear housing.
1. Remove (and isolate) spark plug leads from spark plugs.
2. Shift into NEUTRAL.
2-Stroke Models
MERCURY/MARINER 30/40, AND 40/50
FORCE 40/50
3. Loosen jam nut. Unscrew attaching nut to separate shift shaft.
52832
b
a
a-Jam Nut
b-Attaching Nut

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