Powerhead
Page 4A-22 90-8M0065421 NOVEMBER 2012
Crankshaft/Piston Disassembly
1. Remove the two bolts from the connecting rod cap.
2. Remove the piston assembly from the crankshaft.
3. Remove the upper bearing on the crankshaft using a universal puller plate.
NOTE: The lower bearing and gear are not serviceable.
a - Connecting rod cap bolts
b - Upper bearing
Universal Puller Plate 91‑37241
4. Remove the piston pin clips and piston pin.
5. Use a piston ring expander to remove the top ring and middle ring.
6. Remove the oil ring top scraper, bottom scraper, and the oil control ring.
a - Top ring
b - Middle ring
c - Oil rings
d - Piston pin clip
e - Piston pin
Piston Ring Expander 91‑24697
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