Cylinder Block Disassembly - Mercury 40 Service Manual

Cylinder Block Disassembly

1. Hold crankshaft from turning using Powerhead Stand (91-827001A1). Remove nut
using 1-5/8 in. Socket Tool (91-809646A1).
2. Remove the drive gear components.
CRANKSHAFT WITH NUT
a -
b -
c -
d -
e -
CRANKSHAFT WITHOUT NUT
a -
b -
c -
d -
e -
90-828631R3 MARCH 1999
a
b
c
b
Drive Gear Nut
Washer (2)
Drive Gear
Key
1-5/8 in. Socket Tool (91-809646A1) Use for Removing Drive Gear Nut
f
e
d
c
a
Washer, Lower
Woodruff Key
Drive Gear
Washer, Upper
Load Ring
f - Spacer
CYLINDER BLOCK/CRANKCASE
e
d
b
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