Yamaha F25 [202/444] Crankcase crankshaft assy and cylinder body

Yamaha F25 [202/444] Crankcase crankshaft assy and cylinder body
5-42
POWR
E
CRANKCASE, CRANKSHAFT ASSY., AND
CYLINDER BODY
CAUTION:
Make sure the upper oil rings end gap is
positioned correctly, then install the pis-
ton.
Install the piston with the UP mark on
the piston crown facing towards the fly-
wheel side.
Oil seal installation
1. Install:
Oil seal 1 and 2
CAUTION:
Do not install the oil seals after tightening
the crankcase bolts; this can damage the
oil seals.

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