Mercury 45 Jet 50-55 Service Manual page 158

3. Remove connecting rod/piston assembly from crank-
shaft; re-attach caps to respective rod as each is re-
moved. CAPS MUST BE INSTALLED IN SAME DI-
RECTION ON SAME ROD, or mating surface will not
seat properly.
4. Remove main bearing sealing rings.
5. Scribe (with awl) identification number (cylinder 1, 2,
and 3) on inside of piston and connecting rod in order
to reassemble piston to same connecting rod.
1
90-817643R1 DECEMBER 1996
6. Remove piston rings. Always install new piston rings.
a - Piston Ring Expander (p/n 91-24697)
b - Piston Rings
NOTE: Cylinders must be honed for rings to seat properly.
CAUTION
!
Safety glasses should be worn when removing or in-
stalling locking rings.
PE-51083
7. Remove piston pin lock rings using awl. Always install
new lock rings.
PE-51081
b
POWERHEAD - 4-19
a
PE-51081
PE-51083