POWERHEAD
90-826883R2 JUNE 1998 Page 4-19
PISTON AND ROD DISASSEMBLY
CAUTION
Eye protection MUST BE worn while removing piston pin lockrings.
IMPORTANT: Identifyupper (#1) andlower (#2)pistons andconnecting rods.Store
pistonpin,pistonpinneedlebearings,locatingwashers,connectingrodbearings,
rod caps and bolts together with corresponding piston and connecting rod for
reassembly.
1. Using Piston Ring Expander (91-24697), remove (and discard) piston rings.
57094
a
a - Ring Expander (91-24697)
2. Remove (and discard) piston pin lockrings.
57098
a
a - Lockrings (discard)
IMPORTANT:Itisrecommendedthatthepistonandrodassemblyberemovedfrom
the crankshaft before removing the piston pin to prevent possible bending of the
connecting rod.
IMPORTANT: It is recommended that new needle bearings be installed in connect-
ing rod to assure lasting repair. If needle bearings mustbe reused, they should be
reassembled on the same crankpin throw and on the same connecting rod.
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